/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. The ASF licenses this file to You
* 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. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.abdera.ext.json;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import org.apache.abdera.model.Base;
import org.apache.abdera.util.AbstractNamedWriter;
import org.apache.abdera.util.AbstractWriterOptions;
import org.apache.abdera.writer.NamedWriter;
import org.apache.abdera.writer.WriterOptions;
public class JSONWriter extends AbstractNamedWriter implements NamedWriter {
public static final String NAME = "json";
public static final String[] FORMATS =
{"application/json", "application/javascript", "application/ecmascript", "text/javascript", "text/ecmascript"};
public JSONWriter() {
super(NAME, FORMATS);
}
@Override
protected WriterOptions initDefaultWriterOptions() {
return new AbstractWriterOptions() {
};
}
public String getName() {
return NAME;
}
public Object write(Base base, WriterOptions options) throws IOException {
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
writeTo(base, out, options);
return new String(out.toByteArray(), options.getCharset());
} catch (IOException i) {
throw i;
} catch (Exception e) {
throw new IOException(e.getMessage());
}
}
public void writeTo(Base base, OutputStream out, WriterOptions options) throws IOException {
writeTo(base, new OutputStreamWriter(out, options.getCharset()), options);
}
public void writeTo(Base base, java.io.Writer out, WriterOptions options) throws IOException {
try {
JSONUtil.toJson(base, out);
out.flush();
if (options.getAutoClose())
out.close();
} catch (Exception e) {
e.printStackTrace();
throw new IOException(e.getMessage());
}
}
}