mirror of https://github.com/apache/poi.git
HPSF: Enable new number types in VariantSupport
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1793598 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andreas Beeker
parent
c22e972b3d
commit
57460325b4
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@ -20,11 +20,15 @@ package org.apache.poi.hpsf;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.math.BigInteger;
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import java.util.Date;
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import java.util.LinkedList;
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import java.util.List;
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import org.apache.poi.util.CodePageUtil;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.util.LittleEndianByteArrayInputStream;
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import org.apache.poi.util.LittleEndianConsts;
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import org.apache.poi.util.POILogFactory;
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import org.apache.poi.util.POILogger;
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import org.apache.poi.util.Removal;
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@ -63,6 +67,8 @@ public class VariantSupport extends Variant {
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* been issued for.
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*/
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private static List<Long> unsupportedMessage;
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private static final byte[] paddingBytes = new byte[3];
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/**
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@ -100,8 +106,9 @@ public class VariantSupport extends Variant {
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(final UnsupportedVariantTypeException ex) {
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if (isLogUnsupportedTypes())
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{
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if (unsupportedMessage == null)
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if (unsupportedMessage == null) {
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unsupportedMessage = new LinkedList<Long>();
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}
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Long vt = Long.valueOf(ex.getVariantType());
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if (!unsupportedMessage.contains(vt))
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{
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@ -124,9 +131,11 @@ public class VariantSupport extends Variant {
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* {@code false}
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*/
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public boolean isSupportedType(final int variantType) {
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for (int i = 0; i < SUPPORTED_TYPES.length; i++)
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if (variantType == SUPPORTED_TYPES[i])
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for (int st : SUPPORTED_TYPES) {
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if (variantType == st) {
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return true;
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}
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}
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return false;
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}
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@ -152,14 +161,21 @@ public class VariantSupport extends Variant {
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public static Object read( final byte[] src, final int offset,
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final int length, final long type, final int codepage )
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throws ReadingNotSupportedException, UnsupportedEncodingException {
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LittleEndianByteArrayInputStream lei = new LittleEndianByteArrayInputStream(src, offset);
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return read( lei, length, type, codepage );
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}
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public static Object read( LittleEndianByteArrayInputStream lei,
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final int length, final long type, final int codepage )
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throws ReadingNotSupportedException, UnsupportedEncodingException {
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final int offset = lei.getReadIndex();
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TypedPropertyValue typedPropertyValue = new TypedPropertyValue( (int) type, null );
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int unpadded;
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try {
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unpadded = typedPropertyValue.readValue( src, offset );
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typedPropertyValue.readValue(lei);
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} catch ( UnsupportedOperationException exc ) {
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int propLength = Math.min( length, src.length - offset );
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int propLength = Math.min( length, lei.available() );
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final byte[] v = new byte[propLength];
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System.arraycopy( src, offset, v, 0, propLength );
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lei.readFully(v, 0, propLength);
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throw new ReadingNotSupportedException( type, v );
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}
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@ -171,8 +187,14 @@ public class VariantSupport extends Variant {
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* changed -- sergey
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*/
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case Variant.VT_EMPTY:
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case Variant.VT_I1:
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case Variant.VT_UI1:
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case Variant.VT_UI2:
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case Variant.VT_I4:
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case Variant.VT_UI4:
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case Variant.VT_I8:
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case Variant.VT_UI8:
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case Variant.VT_R4:
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case Variant.VT_R8:
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return typedPropertyValue.getValue();
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@ -220,14 +242,16 @@ public class VariantSupport extends Variant {
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case Variant.VT_BOOL:
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VariantBool bool = (VariantBool) typedPropertyValue.getValue();
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return bool.getValue();
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/*
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* it is not very good, but what can do without breaking current
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* API? --sergey
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*/
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default:
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final int unpadded = lei.getReadIndex()-offset;
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lei.setReadIndex(offset);
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final byte[] v = new byte[unpadded];
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System.arraycopy( src, offset, v, 0, unpadded );
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lei.readFully( v, 0, unpadded );
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throw new ReadingNotSupportedException( type, v );
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}
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}
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@ -248,6 +272,7 @@ public class VariantSupport extends Variant {
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*
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* @deprecated POI 3.16 - use {@link CodePageUtil#codepageToEncoding(int)}
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*/
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@Deprecated
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@Removal(version="3.18")
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public static String codepageToEncoding(final int codepage)
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throws UnsupportedEncodingException
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@ -260,11 +285,6 @@ public class VariantSupport extends Variant {
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* Writes a variant value to an output stream. This method ensures that
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* always a multiple of 4 bytes is written.<p>
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*
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* If the codepage is UTF-16, which is encouraged, strings
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* <strong>must</strong> always be written as {@link Variant#VT_LPWSTR}
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* strings, not as {@link Variant#VT_LPSTR} strings. This method ensure this
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* by converting strings appropriately, if needed.
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*
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* @param out The stream to write the value to.
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* @param type The variant's type.
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* @param value The variant's value.
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@ -278,102 +298,151 @@ public class VariantSupport extends Variant {
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public static int write(final OutputStream out, final long type,
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final Object value, final int codepage)
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throws IOException, WritingNotSupportedException {
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int length = 0;
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int length = -1;
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switch ((int) type) {
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case Variant.VT_BOOL:
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if ( ( (Boolean) value ).booleanValue() ) {
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out.write( 0xff );
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out.write( 0xff );
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} else {
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out.write( 0x00 );
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out.write( 0x00 );
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case Variant.VT_BOOL: {
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if (value instanceof Boolean) {
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int bb = ((Boolean)value) ? 0xff : 0x00;
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out.write(bb);
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out.write(bb);
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length = 2;
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}
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length += 2;
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break;
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}
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case Variant.VT_LPSTR:
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CodePageString codePageString = new CodePageString( (String) value, codepage );
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length += codePageString.write( out );
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if (value instanceof String) {
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CodePageString codePageString = new CodePageString();
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codePageString.setJavaValue( (String)value, codepage );
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length = codePageString.write( out );
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}
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break;
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case Variant.VT_LPWSTR:
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final int nrOfChars = ( (String) value ).length() + 1;
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length += TypeWriter.writeUIntToStream( out, nrOfChars );
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for ( char s : ( (String) value ).toCharArray() ) {
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final int high = ( ( s & 0x0000ff00 ) >> 8 );
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final int low = ( s & 0x000000ff );
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final byte highb = (byte) high;
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final byte lowb = (byte) low;
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out.write( lowb );
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out.write( highb );
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length += 2;
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if (value instanceof String) {
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UnicodeString uniString = new UnicodeString();
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uniString.setJavaValue((String)value);
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length = uniString.write(out);
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}
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// NullTerminator
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out.write( 0x00 );
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out.write( 0x00 );
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length += 2;
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break;
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case Variant.VT_CF:
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final byte[] cf = (byte[]) value;
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out.write(cf);
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length = cf.length;
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if (value instanceof byte[]) {
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final byte[] cf = (byte[]) value;
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out.write(cf);
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length = cf.length;
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}
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break;
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case Variant.VT_EMPTY:
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length += TypeWriter.writeUIntToStream( out, Variant.VT_EMPTY );
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LittleEndian.putUInt(Variant.VT_EMPTY, out);
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length = LittleEndianConsts.INT_SIZE;
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break;
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case Variant.VT_I2:
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length += TypeWriter.writeToStream( out, ( (Integer) value ).shortValue() );
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if (value instanceof Number) {
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LittleEndian.putShort( out, ((Number)value).shortValue() );
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length = LittleEndianConsts.SHORT_SIZE;
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}
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break;
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case Variant.VT_UI2:
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if (value instanceof Number) {
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LittleEndian.putUShort( ((Number)value).intValue(), out );
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length = LittleEndianConsts.SHORT_SIZE;
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}
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break;
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case Variant.VT_I4:
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if (!(value instanceof Integer)) {
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throw new ClassCastException("Could not cast an object to "
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+ Integer.class + ": "
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+ value.getClass() + ", "
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+ value);
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if (value instanceof Number) {
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LittleEndian.putInt( ((Number)value).intValue(), out);
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length = LittleEndianConsts.INT_SIZE;
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}
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break;
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case Variant.VT_UI4:
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if (value instanceof Number) {
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LittleEndian.putUInt( ((Number)value).longValue(), out);
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length = LittleEndianConsts.INT_SIZE;
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}
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length += TypeWriter.writeToStream(out, ((Integer) value).intValue());
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break;
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case Variant.VT_I8:
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length += TypeWriter.writeToStream(out, ((Long) value).longValue());
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if (value instanceof Number) {
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LittleEndian.putLong( ((Number)value).longValue(), out);
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length = LittleEndianConsts.LONG_SIZE;
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}
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break;
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case Variant.VT_UI8: {
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if (value instanceof Number) {
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BigInteger bi = (value instanceof BigInteger) ? (BigInteger)value : BigInteger.valueOf(((Number)value).longValue());
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if (bi.bitLength() > 64) {
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throw new WritingNotSupportedException(type, value);
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}
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byte[] biBytesBE = bi.toByteArray(), biBytesLE = new byte[LittleEndianConsts.LONG_SIZE];
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int i=biBytesBE.length;
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for (byte b : biBytesBE) {
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if (i<=LittleEndianConsts.LONG_SIZE) {
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biBytesLE[i-1] = b;
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}
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i--;
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}
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out.write(biBytesLE);
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length = LittleEndianConsts.LONG_SIZE;
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}
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break;
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}
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case Variant.VT_R4: {
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if (value instanceof Number) {
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int floatBits = Float.floatToIntBits(((Number)value).floatValue());
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LittleEndian.putInt(floatBits, out);
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length = LittleEndianConsts.INT_SIZE;
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}
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break;
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}
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case Variant.VT_R8:
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length += TypeWriter.writeToStream(out, ((Double) value).doubleValue());
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if (value instanceof Number) {
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LittleEndian.putDouble( ((Number)value).doubleValue(), out);
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length = LittleEndianConsts.DOUBLE_SIZE;
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}
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break;
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case Variant.VT_FILETIME:
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long filetime = Util.dateToFileTime((Date) value);
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int high = (int) ((filetime >> 32) & 0x00000000FFFFFFFFL);
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int low = (int) (filetime & 0x00000000FFFFFFFFL);
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Filetime filetimeValue = new Filetime( low, high);
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length += filetimeValue.write( out );
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if (value instanceof Date) {
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long filetime = Util.dateToFileTime((Date) value);
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int high = (int) ((filetime >> 32) & 0x00000000FFFFFFFFL);
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int low = (int) (filetime & 0x00000000FFFFFFFFL);
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Filetime filetimeValue = new Filetime( low, high);
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length = filetimeValue.write( out );
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}
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break;
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default:
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/* The variant type is not supported yet. However, if the value
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* is a byte array we can write it nevertheless. */
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if (value instanceof byte[]) {
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final byte[] b = (byte[]) value;
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out.write(b);
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length = b.length;
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writeUnsupportedTypeMessage(new WritingNotSupportedException(type, value));
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} else {
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throw new WritingNotSupportedException(type, value);
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}
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break;
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}
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/* pad values to 4-bytes */
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while ( ( length & 0x3 ) != 0 ) {
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out.write( 0x00 );
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length++;
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/* The variant type is not supported yet. However, if the value
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* is a byte array we can write it nevertheless. */
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if (length == -1) {
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if (value instanceof byte[]) {
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final byte[] b = (byte[]) value;
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out.write(b);
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length = b.length;
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writeUnsupportedTypeMessage(new WritingNotSupportedException(type, value));
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} else {
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throw new WritingNotSupportedException(type, value);
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}
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}
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/* pad values to 4-bytes */
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int padding = (4-(length & 0x3)) & 0x3;
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out.write(paddingBytes, 0, padding);
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return length;
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return length + padding;
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}
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}
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@ -18,71 +18,107 @@
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*/
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package org.apache.poi.hpsf;
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import junit.framework.TestCase;
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import org.apache.poi.hpsf.wellknown.PropertyIDMap;
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import org.apache.poi.util.HexRead;
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import static org.junit.Assert.*;
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import static org.junit.Assert.assertNotNull;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.math.BigInteger;
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/**
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* @author Yegor Kozlov
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*/
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public class TestVariantSupport extends TestCase {
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import org.apache.poi.hpsf.wellknown.PropertyIDMap;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.poifs.filesystem.POIFSFileSystem;
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import org.apache.poi.poifs.storage.RawDataUtil;
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import org.apache.poi.util.LittleEndianByteArrayInputStream;
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import org.junit.Test;
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public class TestVariantSupport {
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@Test
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public void test52337() throws Exception {
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// document summary stream from test1-excel.doc attached to Bugzilla 52337
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String hex =
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"FE FF 00 00 05 01 02 00 00 00 00 00 00 00 00 00 00 00 00 00" +
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"00 00 00 00 02 00 00 00 02 D5 CD D5 9C 2E 1B 10 93 97 08 00" +
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"2B 2C F9 AE 44 00 00 00 05 D5 CD D5 9C 2E 1B 10 93 97 08 00" +
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"2B 2C F9 AE 58 01 00 00 14 01 00 00 0C 00 00 00 01 00 00 00" +
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"68 00 00 00 0F 00 00 00 70 00 00 00 05 00 00 00 98 00 00 00" +
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"06 00 00 00 A0 00 00 00 11 00 00 00 A8 00 00 00 17 00 00 00" +
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"B0 00 00 00 0B 00 00 00 B8 00 00 00 10 00 00 00 C0 00 00 00" +
|
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"13 00 00 00 C8 00 00 00 16 00 00 00 D0 00 00 00 0D 00 00 00" +
|
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"D8 00 00 00 0C 00 00 00 F3 00 00 00 02 00 00 00 E4 04 00 00" +
|
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"1E 00 00 00 20 00 00 00 44 65 70 61 72 74 6D 65 6E 74 20 6F" +
|
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"66 20 49 6E 74 65 72 6E 61 6C 20 41 66 66 61 69 72 73 00 00" +
|
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"03 00 00 00 05 00 00 00 03 00 00 00 01 00 00 00 03 00 00 00" +
|
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"47 03 00 00 03 00 00 00 0F 27 0B 00 0B 00 00 00 00 00 00 00" +
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"0B 00 00 00 00 00 00 00 0B 00 00 00 00 00 00 00 0B 00 00 00" +
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"00 00 00 00 1E 10 00 00 01 00 00 00 0F 00 00 00 54 68 69 73" +
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"20 69 73 20 61 20 74 65 73 74 00 0C 10 00 00 02 00 00 00 1E" +
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"00 00 00 06 00 00 00 54 69 74 6C 65 00 03 00 00 00 01 00 00" +
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"00 00 00 00 A8 00 00 00 03 00 00 00 00 00 00 00 20 00 00 00" +
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"01 00 00 00 38 00 00 00 02 00 00 00 40 00 00 00 01 00 00 00" +
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"02 00 00 00 0C 00 00 00 5F 50 49 44 5F 48 4C 49 4E 4B 53 00" +
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"02 00 00 00 E4 04 00 00 41 00 00 00 60 00 00 00 06 00 00 00" +
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"03 00 00 00 74 00 74 00 03 00 00 00 09 00 00 00 03 00 00 00" +
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"00 00 00 00 03 00 00 00 05 00 00 00 1F 00 00 00 0C 00 00 00" +
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"4E 00 6F 00 72 00 6D 00 61 00 6C 00 32 00 2E 00 78 00 6C 00" +
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"73 00 00 00 1F 00 00 00 0A 00 00 00 53 00 68 00 65 00 65 00" +
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"74 00 31 00 21 00 44 00 32 00 00 00 ";
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byte[] bytes = HexRead.readFromString(hex);
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String documentSummaryEnc =
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"H4sIAAAAAAAAAG2RsUvDQBjFXxsraiuNKDoI8ZwclIJOjhYCGpQitINbzXChgTQtyQ3+Hw52cHB0E"+
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"kdHRxfBpeAf4H/g5KK+M59Firn8eNx3d+++x31+AZVSGdOfrZTHz+Prxrp7eTWH7Z2PO5+1ylTtrA"+
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"SskBrXKOiROhnavWREZskNWSK3ZI3ckyp5IC55JMvkiaySF7JIXlF4v0tPbzOAR1XE18MwM32dGjW"+
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"IVJAanaVhoppRFMZZDjjSgyO9WT10Cq1vVX/uh/Txn3pucc7m6fTiXPEPldG5Qc0t2vEkXic2iZ5c"+
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"JDkd8VFS3pcMBzIvS7buaeB3j06C1nF7krFJPRdz62M4rM7/8f3NtyE+LQyQoY8QCfbQwAU1l/UF0"+
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"ubraA6DXWzC5x7gG6xzLtsAAgAA";
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byte[] bytes = RawDataUtil.decompress(documentSummaryEnc);
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PropertySet ps = PropertySetFactory.create(new ByteArrayInputStream(bytes));
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DocumentSummaryInformation dsi = (DocumentSummaryInformation) ps;
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Section s = dsi.getSections().get(0);
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Object hdrs = s.getProperty(PropertyIDMap.PID_HEADINGPAIR);
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assertNotNull("PID_HEADINGPAIR was not found", hdrs);
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assertNotNull(hdrs);
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assertEquals(byte[].class, hdrs.getClass());
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assertTrue("PID_HEADINGPAIR: expected byte[] but was "+ hdrs.getClass(), hdrs instanceof byte[]);
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// parse the value
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Vector v = new Vector((short)Variant.VT_VARIANT);
|
||||
v.read((byte[])hdrs, 0);
|
||||
LittleEndianByteArrayInputStream lei = new LittleEndianByteArrayInputStream((byte[])hdrs, 0);
|
||||
v.read(lei);
|
||||
|
||||
TypedPropertyValue[] items = v.getValues();
|
||||
assertEquals(2, items.length);
|
||||
|
||||
assertNotNull(items[0].getValue());
|
||||
assertTrue("first item must be CodePageString but was "+ items[0].getValue().getClass(),
|
||||
items[0].getValue() instanceof CodePageString);
|
||||
assertNotNull(items[1].getValue());
|
||||
assertTrue("second item must be Integer but was "+ items[1].getValue().getClass(),
|
||||
items[1].getValue() instanceof Integer);
|
||||
assertEquals(1, (int)(Integer)items[1].getValue());
|
||||
Object cp = items[0].getValue();
|
||||
assertNotNull(cp);
|
||||
assertEquals(CodePageString.class, cp.getClass());
|
||||
Object i = items[1].getValue();
|
||||
assertNotNull(i);
|
||||
assertEquals(Integer.class, i.getClass());
|
||||
assertEquals(1, i);
|
||||
|
||||
}
|
||||
|
||||
@Test
|
||||
public void newNumberTypes() throws Exception {
|
||||
ClipboardData cd = new ClipboardData();
|
||||
cd.setValue(new byte[10]);
|
||||
|
||||
Object exp[][] = {
|
||||
{ Variant.VT_CF, cd.toByteArray() },
|
||||
{ Variant.VT_BOOL, true },
|
||||
{ Variant.VT_LPSTR, "codepagestring" },
|
||||
{ Variant.VT_LPWSTR, "widestring" },
|
||||
{ Variant.VT_I2, -1 }, // int, not short ... :(
|
||||
{ Variant.VT_UI2, 0xFFFF },
|
||||
{ Variant.VT_I4, -1 },
|
||||
{ Variant.VT_UI4, 0xFFFFFFFFL },
|
||||
{ Variant.VT_I8, -1L },
|
||||
{ Variant.VT_UI8, BigInteger.valueOf(Long.MAX_VALUE).add(BigInteger.TEN) },
|
||||
{ Variant.VT_R4, -999.99f },
|
||||
{ Variant.VT_R8, -999.99d },
|
||||
};
|
||||
|
||||
HSSFWorkbook wb = new HSSFWorkbook();
|
||||
POIFSFileSystem poifs = new POIFSFileSystem();
|
||||
DocumentSummaryInformation dsi = PropertySetFactory.newDocumentSummaryInformation();
|
||||
CustomProperties cpList = new CustomProperties();
|
||||
for (Object o[] : exp) {
|
||||
int type = (Integer)o[0];
|
||||
Property p = new Property(PropertyIDMap.PID_MAX+type, type, o[1]);
|
||||
cpList.put("testprop"+type, new CustomProperty(p, "testprop"+type));
|
||||
|
||||
}
|
||||
dsi.setCustomProperties(cpList);
|
||||
dsi.write(poifs.getRoot(), DocumentSummaryInformation.DEFAULT_STREAM_NAME);
|
||||
ByteArrayOutputStream bos = new ByteArrayOutputStream();
|
||||
poifs.writeFilesystem(bos);
|
||||
poifs.close();
|
||||
poifs = new POIFSFileSystem(new ByteArrayInputStream(bos.toByteArray()));
|
||||
dsi = (DocumentSummaryInformation)PropertySetFactory.create(poifs.getRoot(), DocumentSummaryInformation.DEFAULT_STREAM_NAME);
|
||||
cpList = dsi.getCustomProperties();
|
||||
int i=0;
|
||||
for (Object o[] : exp) {
|
||||
Object obj = cpList.get("testprop"+o[0]);
|
||||
if (o[1] instanceof byte[]) {
|
||||
assertArrayEquals("property "+i, (byte[])o[1], (byte[])obj);
|
||||
} else {
|
||||
assertEquals("property "+i, o[1], obj);
|
||||
}
|
||||
i++;
|
||||
}
|
||||
poifs.close();
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue