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Apply patch for bug 57151: Document CellRangeAddress and add some validation to prevent invalid row/column combinations. 

Cover class CellRangeAddress fully in unit tests.

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1635389 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Dominik Stadler 2014-10-30 05:53:06 +00:00
parent 3b341743de
commit c3753981dd
3 changed files with 192 additions and 60 deletions
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14
src/java/org/apache/poi/ss/util/CellRangeAddress.java
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@ -17,9 +17,9 @@
package org.apache.poi.ss.util;
import org.apache.poi.ss.formula.SheetNameFormatter;
import org.apache.poi.hssf.record.RecordInputStream;
import org.apache.poi.hssf.record.SelectionRecord;
import org.apache.poi.ss.formula.SheetNameFormatter;
import org.apache.poi.util.LittleEndianByteArrayOutputStream;
import org.apache.poi.util.LittleEndianOutput;
@ -38,13 +38,25 @@ public class CellRangeAddress extends CellRangeAddressBase {
*/
public static final int ENCODED_SIZE = 8;
/**
* Creates new cell range. Indexes are zero-based.
*
* @param firstRow Index of first row
* @param lastRow Index of last row (inclusive), must be equal to or larger than {@code firstRow}
* @param firstCol Index of first column
* @param lastCol Index of last column (inclusive), must be equal to or larger than {@code firstCol}
*/
public CellRangeAddress(int firstRow, int lastRow, int firstCol, int lastCol) {
super(firstRow, lastRow, firstCol, lastCol);
if (lastRow < firstRow || lastCol < firstCol)
throw new IllegalArgumentException("lastRow < firstRow || lastCol < firstCol");
}
/**
* @deprecated use {@link #serialize(LittleEndianOutput)}
*/
@Deprecated
public int serialize(int offset, byte[] data) {
serialize(new LittleEndianByteArrayOutputStream(data, offset, ENCODED_SIZE));
return ENCODED_SIZE;

7
src/java/org/apache/poi/util/LittleEndianOutputStream.java
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@ -30,6 +30,7 @@ public final class LittleEndianOutputStream extends FilterOutputStream implement
super(out);
}
@Override
public void writeByte(int v) {
try {
out.write(v);
@ -38,10 +39,12 @@ public final class LittleEndianOutputStream extends FilterOutputStream implement
}
}
@Override
public void writeDouble(double v) {
writeLong(Double.doubleToLongBits(v));
}
@Override
public void writeInt(int v) {
int b3 = (v >>> 24) & 0xFF;
int b2 = (v >>> 16) & 0xFF;
@ -57,11 +60,13 @@ public final class LittleEndianOutputStream extends FilterOutputStream implement
}
}
@Override
public void writeLong(long v) {
writeInt((int)(v >> 0));
writeInt((int)(v >> 32));
}
@Override
public void writeShort(int v) {
int b1 = (v >>> 8) & 0xFF;
int b0 = (v >>> 0) & 0xFF;
@ -72,6 +77,7 @@ public final class LittleEndianOutputStream extends FilterOutputStream implement
throw new RuntimeException(e);
}
}
@Override
public void write(byte[] b) {
// suppress IOException for interface method
try {
@ -80,6 +86,7 @@ public final class LittleEndianOutputStream extends FilterOutputStream implement
throw new RuntimeException(e);
}
}
@Override
public void write(byte[] b, int off, int len) {
// suppress IOException for interface method
try {

155
src/testcases/org/apache/poi/ss/util/TestCellRangeAddress.java
View File

@ -18,41 +18,44 @@ limitations under the License.
package org.apache.poi.ss.util;
import java.io.ByteArrayOutputStream;
import org.apache.poi.hssf.record.TestcaseRecordInputStream;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.util.LittleEndianOutputStream;
import java.io.IOException;
import junit.framework.TestCase;
import org.apache.poi.hssf.record.TestcaseRecordInputStream;
import org.apache.poi.util.LittleEndianOutputStream;
public final class TestCellRangeAddress extends TestCase {
byte[] data = new byte[] {
(byte)0x02,(byte)0x00,
(byte)0x04,(byte)0x00,
(byte)0x00,(byte)0x00,
(byte)0x03,(byte)0x00,
};
byte[] data = new byte[] { (byte) 0x02, (byte) 0x00, (byte) 0x04,
(byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x03, (byte) 0x00, };
public void testLoad() {
CellRangeAddress ref = new CellRangeAddress(
TestcaseRecordInputStream.create(0x000, data)
);
TestcaseRecordInputStream.create(0x000, data));
assertEquals(2, ref.getFirstRow());
assertEquals(4, ref.getLastRow());
assertEquals(0, ref.getFirstColumn());
assertEquals(3, ref.getLastColumn());
assertEquals( 8, CellRangeAddress.ENCODED_SIZE );
assertEquals(8, CellRangeAddress.ENCODED_SIZE);
}
public void testStore()
{
CellRangeAddress ref = new CellRangeAddress(0,0,0,0);
public void testLoadInvalid() {
try {
assertNotNull(new CellRangeAddress(
TestcaseRecordInputStream.create(0x000, new byte[] { (byte)0x02 })));
} catch (RuntimeException e) {
assertTrue("Had: " + e, e.getMessage().contains("Ran out of data"));
}
}
public void testStore() throws IOException {
CellRangeAddress ref = new CellRangeAddress(0, 0, 0, 0);
byte[] recordBytes;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
LittleEndianOutputStream out = new LittleEndianOutputStream(baos);
try {
// With nothing set
ref.serialize(out);
recordBytes = baos.toByteArray();
@ -62,10 +65,10 @@ public final class TestCellRangeAddress extends TestCase {
}
// Now set the flags
ref.setFirstRow((short)2);
ref.setLastRow((short)4);
ref.setFirstColumn((short)0);
ref.setLastColumn((short)3);
ref.setFirstRow((short) 2);
ref.setLastRow((short) 4);
ref.setFirstColumn((short) 0);
ref.setLastColumn((short) 3);
// Re-test
baos.reset();
@ -76,5 +79,115 @@ public final class TestCellRangeAddress extends TestCase {
for (int i = 0; i < data.length; i++) {
assertEquals("At offset " + i, data[i], recordBytes[i]);
}
} finally {
out.close();
}
}
@SuppressWarnings("deprecation")
public void testStoreDeprecated() throws IOException {
CellRangeAddress ref = new CellRangeAddress(0, 0, 0, 0);
byte[] recordBytes = new byte[CellRangeAddress.ENCODED_SIZE];
// With nothing set
ref.serialize(0, recordBytes);
assertEquals(recordBytes.length, data.length);
for (int i = 0; i < data.length; i++) {
assertEquals("At offset " + i, 0, recordBytes[i]);
}
// Now set the flags
ref.setFirstRow((short) 2);
ref.setLastRow((short) 4);
ref.setFirstColumn((short) 0);
ref.setLastColumn((short) 3);
// Re-test
ref.serialize(0, recordBytes);
assertEquals(recordBytes.length, data.length);
for (int i = 0; i < data.length; i++) {
assertEquals("At offset " + i, data[i], recordBytes[i]);
}
}
public void testCreateIllegal() throws IOException {
// for some combinations we expected exceptions
try {
assertNotNull(new CellRangeAddress(1, 0, 0, 0));
fail("Expect to catch an exception");
} catch (IllegalArgumentException e) {
// expected here
}
try {
assertNotNull(new CellRangeAddress(0, 0, 1, 0));
fail("Expect to catch an exception");
} catch (IllegalArgumentException e) {
// expected here
}
}
public void testCopy() throws IOException {
CellRangeAddress ref = new CellRangeAddress(1, 2, 3, 4);
CellRangeAddress copy = ref.copy();
assertEquals(ref.toString(), copy.toString());
}
public void testGetEncodedSize() throws IOException {
assertEquals(2*CellRangeAddress.ENCODED_SIZE, CellRangeAddress.getEncodedSize(2));
}
public void testFormatAsString() throws IOException {
CellRangeAddress ref = new CellRangeAddress(1, 2, 3, 4);
assertEquals("D2:E3", ref.formatAsString());
assertEquals("D2:E3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString());
assertEquals("sheet1!$D$2:$E$3", ref.formatAsString("sheet1", true));
assertEquals("sheet1!$D$2:$E$3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", true));
assertEquals("sheet1!$D$2:$E$3", CellRangeAddress.valueOf(ref.formatAsString("sheet1", true)).formatAsString("sheet1", true));
assertEquals("sheet1!D2:E3", ref.formatAsString("sheet1", false));
assertEquals("sheet1!D2:E3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", false));
assertEquals("sheet1!D2:E3", CellRangeAddress.valueOf(ref.formatAsString("sheet1", false)).formatAsString("sheet1", false));
assertEquals("D2:E3", ref.formatAsString(null, false));
assertEquals("D2:E3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString(null, false));
assertEquals("D2:E3", CellRangeAddress.valueOf(ref.formatAsString(null, false)).formatAsString(null, false));
assertEquals("$D$2:$E$3", ref.formatAsString(null, true));
assertEquals("$D$2:$E$3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString(null, true));
assertEquals("$D$2:$E$3", CellRangeAddress.valueOf(ref.formatAsString(null, true)).formatAsString(null, true));
ref = new CellRangeAddress(-1, -1, 3, 4);
assertEquals("D:E", ref.formatAsString());
assertEquals("sheet1!$D:$E", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", true));
assertEquals("sheet1!$D:$E", CellRangeAddress.valueOf(ref.formatAsString("sheet1", true)).formatAsString("sheet1", true));
assertEquals("$D:$E", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString(null, true));
assertEquals("$D:$E", CellRangeAddress.valueOf(ref.formatAsString(null, true)).formatAsString(null, true));
assertEquals("sheet1!D:E", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", false));
assertEquals("sheet1!D:E", CellRangeAddress.valueOf(ref.formatAsString("sheet1", false)).formatAsString("sheet1", false));
ref = new CellRangeAddress(1, 2, -1, -1);
assertEquals("2:3", ref.formatAsString());
assertEquals("sheet1!$2:$3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", true));
assertEquals("sheet1!$2:$3", CellRangeAddress.valueOf(ref.formatAsString("sheet1", true)).formatAsString("sheet1", true));
assertEquals("$2:$3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString(null, true));
assertEquals("$2:$3", CellRangeAddress.valueOf(ref.formatAsString(null, true)).formatAsString(null, true));
assertEquals("sheet1!2:3", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", false));
assertEquals("sheet1!2:3", CellRangeAddress.valueOf(ref.formatAsString("sheet1", false)).formatAsString("sheet1", false));
ref = new CellRangeAddress(1, 1, 2, 2);
assertEquals("C2", ref.formatAsString());
assertEquals("sheet1!$C$2", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", true));
assertEquals("sheet1!$C$2", CellRangeAddress.valueOf(ref.formatAsString("sheet1", true)).formatAsString("sheet1", true));
assertEquals("$C$2", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString(null, true));
assertEquals("$C$2", CellRangeAddress.valueOf(ref.formatAsString(null, true)).formatAsString(null, true));
assertEquals("sheet1!C2", CellRangeAddress.valueOf(ref.formatAsString()).formatAsString("sheet1", false));
assertEquals("sheet1!C2", CellRangeAddress.valueOf(ref.formatAsString("sheet1", false)).formatAsString("sheet1", false));
// is this a valid address?
ref = new CellRangeAddress(-1, -1, -1, -1);
assertEquals(":", ref.formatAsString());
}
}