infinispan.org.jboss.dmr.ObjectModelValue Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.dmr;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;
/**
* @author David M. Lloyd
*/
final class ObjectModelValue extends ModelValue {
private final Map map;
protected ObjectModelValue() {
super(ModelType.OBJECT);
map = new LinkedHashMap();
}
private ObjectModelValue(final Map map) {
super(ModelType.OBJECT);
this.map = map;
}
ObjectModelValue(final DataInput in) throws IOException {
super(ModelType.OBJECT);
final int count = in.readInt();
final LinkedHashMap map = new LinkedHashMap();
for (int i = 0; i < count; i++) {
final String key = in.readUTF();
final ModelNode value = new ModelNode();
value.readExternal(in);
map.put(key, value);
}
this.map = map;
}
@Override
void writeExternal(final DataOutput out) throws IOException {
out.write(ModelType.OBJECT.typeChar);
final Map map = this.map;
final int size = map.size();
out.writeInt(size);
for (final Map.Entry entry : map.entrySet()) {
out.writeUTF(entry.getKey());
entry.getValue().writeExternal(out);
}
}
@Override
ModelValue protect() {
final Map map = this.map;
for (final ModelNode node : map.values()) {
node.protect();
}
return map.getClass() == LinkedHashMap.class ? new ObjectModelValue(Collections.unmodifiableMap(map)) : this;
}
@Override
ModelNode asObject() {
return new ModelNode(copy());
}
@Override
ModelNode getChild(final String name) {
if (name == null) {
return null;
}
final ModelNode node = map.get(name);
if (node != null) {
return node;
}
final ModelNode newNode = new ModelNode();
map.put(name, newNode);
return newNode;
}
@Override
ModelNode removeChild(final String name) {
if (name == null) {
return null;
}
return map.remove(name);
}
@Override
int asInt() {
return map.size();
}
@Override
int asInt(final int defVal) {
return asInt();
}
@Override
long asLong() {
return asInt();
}
@Override
long asLong(final long defVal) {
return asInt();
}
@Override
boolean asBoolean() {
return !map.isEmpty();
}
@Override
boolean asBoolean(final boolean defVal) {
return !map.isEmpty();
}
@Override
Property asProperty() {
if (map.size() == 1) {
final Map.Entry entry = map.entrySet().iterator().next();
return new Property(entry.getKey(), entry.getValue());
}
return super.asProperty();
}
@Override
List asPropertyList() {
final List propertyList = new ArrayList();
for (final Map.Entry entry : map.entrySet()) {
propertyList.add(new Property(entry.getKey(), entry.getValue()));
}
return propertyList;
}
@Override
ModelValue copy() {
return copy(false);
}
@Override
ModelValue resolve() {
return copy(true);
}
ModelValue copy(final boolean resolve) {
final LinkedHashMap newMap = new LinkedHashMap();
for (final Map.Entry entry : map.entrySet()) {
newMap.put(entry.getKey(), resolve ? entry.getValue().resolve() : entry.getValue().clone());
}
return new ObjectModelValue(newMap);
}
@Override
List asList() {
final ArrayList nodes = new ArrayList();
for (final Map.Entry entry : map.entrySet()) {
final ModelNode node = new ModelNode();
node.set(entry.getKey(), entry.getValue());
nodes.add(node);
}
return nodes;
}
@Override
Set getKeys() {
return map.keySet();
}
@Override
String asString() {
final StringWriter stringWriter = new StringWriter();
final PrintWriter writer = new PrintWriter(stringWriter, true);
format(writer, 0, false);
return stringWriter.toString();
}
@Override
void format(final PrintWriter writer, final int indent, final boolean multiLineRequested) {
writer.append('{');
final boolean multiLine = multiLineRequested && map.size() > 1;
if (multiLine) {
indent(writer.append('\n'), indent + 1);
}
final Iterator> iterator = map.entrySet().iterator();
while (iterator.hasNext()) {
final Map.Entry entry = iterator.next();
writer.append(quote(entry.getKey()));
final ModelNode value = entry.getValue();
writer.append(" => ");
value.format(writer, multiLine ? indent + 1 : indent, multiLineRequested);
if (iterator.hasNext()) {
if (multiLine) {
indent(writer.append(",\n"), indent + 1);
} else {
writer.append(',');
}
}
}
if (multiLine) {
indent(writer.append('\n'), indent);
}
writer.append('}');
}
@Override
void formatAsJSON(final PrintWriter writer, final int indent, final boolean multiLineRequested) {
writer.append('{');
final boolean multiLine = multiLineRequested && map.size() > 1;
if (multiLine) {
indent(writer.append('\n'), indent + 1);
}
final Iterator> iterator = map.entrySet().iterator();
while (iterator.hasNext()) {
final Map.Entry entry = iterator.next();
writer.append(quote(entry.getKey()));
writer.append(" : ");
final ModelNode value = entry.getValue();
value.formatAsJSON(writer, multiLine ? indent + 1 : indent, multiLineRequested);
if (iterator.hasNext()) {
if (multiLine) {
indent(writer.append(",\n"), indent + 1);
} else {
writer.append(", ");
}
}
}
if (multiLine) {
indent(writer.append('\n'), indent);
}
writer.append('}');
}
/**
* Determine whether this object is equal to another.
*
* @param other the other object
* @return {@code true} if they are equal, {@code false} otherwise
*/
@Override
public boolean equals(final Object other) {
return other instanceof ObjectModelValue && equals((ObjectModelValue) other);
}
/**
* Determine whether this object is equal to another.
*
* @param other the other object
* @return {@code true} if they are equal, {@code false} otherwise
*/
public boolean equals(final ObjectModelValue other) {
return this == other || other != null && other.map.equals(map);
}
@Override
public int hashCode() {
return map.hashCode();
}
@Override
boolean has(final String key) {
return map.containsKey(key);
}
@Override
ModelNode requireChild(final String name) throws NoSuchElementException {
final ModelNode node = map.get(name);
if (node != null) {
return node;
}
return super.requireChild(name);
}
}
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