/*
* Copyright 2011, 2012 Odysseus Software GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.synapse.commons.staxon.core.json.stream.util;
import java.io.IOException;
import org.apache.synapse.commons.staxon.core.json.stream.JsonStreamSource;
import org.apache.synapse.commons.staxon.core.json.stream.JsonStreamTarget;
import org.apache.synapse.commons.staxon.core.json.stream.JsonStreamToken;
/**
* Delegating stream source.
*/
public class StreamSourceDelegate implements JsonStreamSource {
/*
* delegate source
*/
private final JsonStreamSource delegate;
public StreamSourceDelegate(JsonStreamSource delegate) {
this.delegate = delegate;
}
@Override
public void close() throws IOException {
delegate.close();
}
@Override
public int getLineNumber() {
return delegate.getLineNumber();
}
@Override
public int getColumnNumber() {
return delegate.getColumnNumber();
}
@Override
public String name() throws IOException {
return delegate.name();
}
@Override
public int getCharacterOffset() {
return delegate.getCharacterOffset();
}
@Override
public Value value() throws IOException {
return delegate.value();
}
@Override
public void startObject() throws IOException {
delegate.startObject();
}
@Override
public String getPublicId() {
return delegate.getPublicId();
}
@Override
public void endObject() throws IOException {
delegate.endObject();
}
@Override
public String getSystemId() {
return delegate.getSystemId();
}
@Override
public void startArray() throws IOException {
delegate.startArray();
}
@Override
public void endArray() throws IOException {
delegate.endArray();
}
@Override
public JsonStreamToken peek() throws IOException {
return delegate.peek();
}
/**
* Copy events to given target until <code>peek() == JsonStreamToken.NONE</code>.
* This method does <em>not</em> close streams.
*
* @param target
* @throws IOException
*/
public void copy(JsonStreamTarget target) throws IOException {
while (true) {
switch (delegate.peek()) {
case START_OBJECT:
delegate.startObject();
target.startObject();
break;
case END_OBJECT:
delegate.endObject();
target.endObject();
break;
case START_ARRAY:
delegate.startArray();
target.startArray();
break;
case END_ARRAY:
delegate.endArray();
target.endArray();
break;
case NAME:
target.name(delegate.name());
break;
case VALUE:
target.value(delegate.value().data);
break;
case NONE:
return;
}
}
}
}