/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. 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.
*/
package org.waveprotocol.wave.client.common.util;
import org.waveprotocol.wave.model.util.IdentityMap;
import org.waveprotocol.wave.model.util.ReadableIntMap;
import org.waveprotocol.wave.model.util.ReadableNumberMap;
import org.waveprotocol.wave.model.util.ReadableStringMap;
/**
* Can render each kind of JsoMapBase as a string.
*
*/
public final class JsoMapStringBuilder implements
ReadableStringMap.ProcV<Object>, ReadableIntMap.ProcV<Object>,
ReadableNumberMap.ProcV<Object>, IdentityMap.ProcV<Object, Object> {
/** Singleton used by statics. */
private static final JsoMapStringBuilder INSTANCE = new JsoMapStringBuilder();
/** Builder used during lifetime of each doString. */
private StringBuilder builder = null;
public static String toString(IntMapJsoView<?> m) {
return INSTANCE.doString(m);
}
public static String toString(NumberMapJsoView<?> m) {
return INSTANCE.doString(m);
}
public static String toString(IdentityMap<?,?> m) {
return INSTANCE.doString(m);
}
public String doString(IntMapJsoView<?> m) {
builder = new StringBuilder();
builder.append("{");
m.each(this);
builder.append("}");
String result = builder.toString();
builder = null;
return result;
}
public String doString(NumberMapJsoView<?> m) {
builder = new StringBuilder();
builder.append("{");
m.each(this);
builder.append("}");
String result = builder.toString();
builder = null;
return result;
}
public String doString(IdentityMap<?,?> m) {
builder = new StringBuilder();
builder.append("{");
m.each(this);
builder.append("}");
String result = builder.toString();
builder = null;
return result;
}
@Override
public void apply(String key, Object item) {
builder.append(" " + key + ": " + item + "; ");
}
@Override
public void apply(double key, Object item) {
builder.append(" " + key + ": " + item + "; ");
}
@Override
public void apply(int key, Object item) {
builder.append(" " + key + ": " + item + "; ");
}
@Override
public void apply(Object key, Object item) {
builder.append(" " + key + ": " + item + "; ");
}
}