Gateway Storage: Improve it to support non breaking changes in the future, closes #191.

This commit is contained in:
kimchy 2010-05-24 18:27:48 +03:00
parent 2cdb7bc05a
commit b7d11f1303
7 changed files with 62 additions and 27 deletions

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@ -11,7 +11,7 @@ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
sdf.setTimeZone(TimeZone.getTimeZone("UTC")); sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
buildTimeStr = sdf.format(buildTime) buildTimeStr = sdf.format(buildTime)
versionNumber = '0.7.2-SNAPSHOT' versionNumber = '0.8.0-SNAPSHOT'
explodedDistDir = new File(distsDir, 'exploded') explodedDistDir = new File(distsDir, 'exploded')
explodedDistLibDir = new File(explodedDistDir, 'lib') explodedDistLibDir = new File(explodedDistDir, 'lib')

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@ -29,6 +29,7 @@ import org.elasticsearch.util.io.stream.StreamOutput;
import org.elasticsearch.util.settings.ImmutableSettings; import org.elasticsearch.util.settings.ImmutableSettings;
import org.elasticsearch.util.settings.Settings; import org.elasticsearch.util.settings.Settings;
import org.elasticsearch.util.xcontent.ToXContent; import org.elasticsearch.util.xcontent.ToXContent;
import org.elasticsearch.util.xcontent.XContentFactory;
import org.elasticsearch.util.xcontent.XContentParser; import org.elasticsearch.util.xcontent.XContentParser;
import org.elasticsearch.util.xcontent.builder.XContentBuilder; import org.elasticsearch.util.xcontent.builder.XContentBuilder;
@ -210,13 +211,14 @@ public class IndexMetaData {
} }
builder.endObject(); builder.endObject();
builder.startObject("mappings"); builder.startArray("mappings");
for (Map.Entry<String, String> entry : indexMetaData.mappings().entrySet()) { for (Map.Entry<String, String> entry : indexMetaData.mappings().entrySet()) {
builder.startObject(entry.getKey()); XContentParser parser = XContentFactory.xContent(entry.getValue()).createParser(entry.getValue());
builder.field("source", entry.getValue()); Map<String, Object> mapping = parser.map();
builder.endObject(); parser.close();
builder.map(mapping);
} }
builder.endObject(); builder.endArray();
builder.endObject(); builder.endObject();
} }
@ -240,22 +242,17 @@ public class IndexMetaData {
} }
builder.settings(settingsBuilder.build()); builder.settings(settingsBuilder.build());
} else if ("mappings".equals(currentFieldName)) { } else if ("mappings".equals(currentFieldName)) {
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) { while ((token = parser.nextToken()) != XContentParser.Token.END_ARRAY) {
String mappingType = parser.currentName(); Map<String, Object> mapping = parser.map();
String mappingSource = null; if (mapping.size() == 1) {
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) { String mappingSource = XContentFactory.jsonBuilder().map(mapping).string();
if (token == XContentParser.Token.FIELD_NAME) {
if ("source".equals(parser.currentName())) { if (mappingSource == null) {
parser.nextToken(); // crap, no mapping source, warn?
mappingSource = parser.text(); } else {
} builder.putMapping(mapping.keySet().iterator().next(), mappingSource);
} }
} }
if (mappingSource == null) {
// crap, no mapping source, warn?
} else {
builder.putMapping(mappingType, mappingSource);
}
} }
} }
} }

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@ -148,4 +148,12 @@ public class NettyHttpRequest extends AbstractRestRequest implements HttpRequest
@Override public String param(String key) { @Override public String param(String key) {
return params.get(key); return params.get(key);
} }
@Override public String param(String key, String defaultValue) {
String value = params.get(key);
if (value == null) {
return defaultValue;
}
return value;
}
} }

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@ -105,7 +105,7 @@ public interface Translog extends IndexShardComponent {
} }
/** /**
* A generic interface representing an operation perfomed on the transaction log. * A generic interface representing an operation performed on the transaction log.
* Each is associated with a type. * Each is associated with a type.
*/ */
static interface Operation extends Streamable { static interface Operation extends Streamable {
@ -191,6 +191,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void readFrom(StreamInput in) throws IOException { @Override public void readFrom(StreamInput in) throws IOException {
in.readVInt(); // version
id = in.readUTF(); id = in.readUTF();
type = in.readUTF(); type = in.readUTF();
source = new byte[in.readVInt()]; source = new byte[in.readVInt()];
@ -198,6 +199,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void writeTo(StreamOutput out) throws IOException { @Override public void writeTo(StreamOutput out) throws IOException {
out.writeVInt(0); // version
out.writeUTF(id); out.writeUTF(id);
out.writeUTF(type); out.writeUTF(type);
out.writeVInt(source.length); out.writeVInt(source.length);
@ -248,6 +250,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void readFrom(StreamInput in) throws IOException { @Override public void readFrom(StreamInput in) throws IOException {
in.readVInt(); // version
id = in.readUTF(); id = in.readUTF();
type = in.readUTF(); type = in.readUTF();
source = new byte[in.readVInt()]; source = new byte[in.readVInt()];
@ -255,6 +258,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void writeTo(StreamOutput out) throws IOException { @Override public void writeTo(StreamOutput out) throws IOException {
out.writeVInt(0); // version
out.writeUTF(id); out.writeUTF(id);
out.writeUTF(type); out.writeUTF(type);
out.writeVInt(source.length); out.writeVInt(source.length);
@ -293,10 +297,12 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void readFrom(StreamInput in) throws IOException { @Override public void readFrom(StreamInput in) throws IOException {
in.readVInt(); // version
uid = new Term(in.readUTF(), in.readUTF()); uid = new Term(in.readUTF(), in.readUTF());
} }
@Override public void writeTo(StreamOutput out) throws IOException { @Override public void writeTo(StreamOutput out) throws IOException {
out.writeVInt(0); // version
out.writeUTF(uid.field()); out.writeUTF(uid.field());
out.writeUTF(uid.text()); out.writeUTF(uid.text());
} }
@ -345,6 +351,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void readFrom(StreamInput in) throws IOException { @Override public void readFrom(StreamInput in) throws IOException {
in.readVInt(); // version
source = new byte[in.readVInt()]; source = new byte[in.readVInt()];
in.readFully(source); in.readFully(source);
if (in.readBoolean()) { if (in.readBoolean()) {
@ -360,6 +367,7 @@ public interface Translog extends IndexShardComponent {
} }
@Override public void writeTo(StreamOutput out) throws IOException { @Override public void writeTo(StreamOutput out) throws IOException {
out.writeVInt(0); // version
out.writeVInt(source.length); out.writeVInt(source.length);
out.writeBytes(source); out.writeBytes(source);
if (queryParserName == null) { if (queryParserName == null) {

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@ -33,12 +33,18 @@ public interface ToXContent {
public static interface Params { public static interface Params {
String param(String key); String param(String key);
String param(String key, String defaultValue);
} }
public static final Params EMPTY_PARAMS = new Params() { public static final Params EMPTY_PARAMS = new Params() {
@Override public String param(String key) { @Override public String param(String key) {
return null; return null;
} }
@Override public String param(String key, String defaultValue) {
return defaultValue;
}
}; };
public static class MapParams implements Params { public static class MapParams implements Params {
@ -52,6 +58,14 @@ public interface ToXContent {
@Override public String param(String key) { @Override public String param(String key) {
return params.get(key); return params.get(key);
} }
@Override public String param(String key, String defaultValue) {
String value = params.get(key);
if (value == null) {
return defaultValue;
}
return value;
}
} }
void toXContent(XContentBuilder builder, Params params) throws IOException; void toXContent(XContentBuilder builder, Params params) throws IOException;

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@ -66,13 +66,13 @@ public class ToAndFromJsonMetaDataTests {
MetaData parsedMetaData = MetaData.Builder.fromXContent(XContentFactory.xContent(XContentType.JSON).createParser(metaDataSource), null); MetaData parsedMetaData = MetaData.Builder.fromXContent(XContentFactory.xContent(XContentType.JSON).createParser(metaDataSource), null);
assertThat(parsedMetaData.maxNumberOfShardsPerNode(), equalTo(2)); assertThat(parsedMetaData.maxNumberOfShardsPerNode(), equalTo(2));
IndexMetaData indexMetaData = metaData.index("test1"); IndexMetaData indexMetaData = parsedMetaData.index("test1");
assertThat(indexMetaData.numberOfShards(), equalTo(1)); assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2)); assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2)); assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
assertThat(indexMetaData.mappings().size(), equalTo(0)); assertThat(indexMetaData.mappings().size(), equalTo(0));
indexMetaData = metaData.index("test2"); indexMetaData = parsedMetaData.index("test2");
assertThat(indexMetaData.numberOfShards(), equalTo(2)); assertThat(indexMetaData.numberOfShards(), equalTo(2));
assertThat(indexMetaData.numberOfReplicas(), equalTo(3)); assertThat(indexMetaData.numberOfReplicas(), equalTo(3));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4)); assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
@ -80,14 +80,14 @@ public class ToAndFromJsonMetaDataTests {
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2")); assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(0)); assertThat(indexMetaData.mappings().size(), equalTo(0));
indexMetaData = metaData.index("test3"); indexMetaData = parsedMetaData.index("test3");
assertThat(indexMetaData.numberOfShards(), equalTo(1)); assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2)); assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2)); assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
assertThat(indexMetaData.mappings().size(), equalTo(1)); assertThat(indexMetaData.mappings().size(), equalTo(1));
assertThat(indexMetaData.mappings().get("mapping1"), equalTo(MAPPING_SOURCE1)); assertThat(indexMetaData.mappings().get("mapping1"), equalTo(MAPPING_SOURCE1));
indexMetaData = metaData.index("test4"); indexMetaData = parsedMetaData.index("test4");
assertThat(indexMetaData.numberOfShards(), equalTo(1)); assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2)); assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4)); assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
@ -98,6 +98,6 @@ public class ToAndFromJsonMetaDataTests {
assertThat(indexMetaData.mappings().get("mapping2"), equalTo(MAPPING_SOURCE2)); assertThat(indexMetaData.mappings().get("mapping2"), equalTo(MAPPING_SOURCE2));
} }
private static final String MAPPING_SOURCE1 = "{ text1: { type : \"string\" } }"; private static final String MAPPING_SOURCE1 = "{\"mapping1\":{\"text1\":{\"type\":\"string\"}}}";
private static final String MAPPING_SOURCE2 = "{ text2: { type : \"string\" } }"; private static final String MAPPING_SOURCE2 = "{\"mapping2\":{\"text2\":{\"type\":\"string\"}}}";
} }

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@ -156,4 +156,12 @@ public class MemcachedRestRequest extends AbstractRestRequest {
@Override public Map<String, String> params() { @Override public Map<String, String> params() {
return params; return params;
} }
@Override public String param(String key, String defaultValue) {
String value = params.get(key);
if (value == null) {
return value;
}
return defaultValue;
}
} }