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/*
* 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.as.cli;
import java.util.Iterator;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
import org.jboss.dmr.Property;
/**
* Implementations of this interface are supposed to create a string
* representation of ModelNode values formatted nicely.
*
* @author Alexey Loubyansky
*/
public interface ModelNodeFormatter {
int OFFSET = 2;
abstract class ModelNodeFormatterBase implements ModelNodeFormatter {
@Override
public void format(StringBuilder buf, int newLineOffset, ModelNode value) {
if(value == null) {
buf.append("null");
} else if(!value.isDefined()) {
buf.append("n/a");
} else {
formatDefined(buf, newLineOffset, value);
}
}
abstract void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value);
};
ModelNodeFormatterBase DEFAULT = new ModelNodeFormatterBase(){
@Override
public void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value) {
buf.append(value.toString());
}
};
ModelNodeFormatterBase BOOLEAN = new ModelNodeFormatterBase(){
@Override
public void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value) {
buf.append(value.asBoolean());
}
};
ModelNodeFormatterBase STRING = new ModelNodeFormatterBase(){
@Override
public void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value) {
buf.append(value.asString());
}
};
ModelNodeFormatterBase LIST = new ModelNodeFormatterBase(){
@Override
void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value) {
final Iterator iterator = value.asList().iterator();
if(iterator.hasNext()) {
ModelNode item = iterator.next();
ModelNodeFormatterBase formatter = Factory.forType(item.getType());
if(formatter == LIST) {
formatter.format(buf, newLineOffset + OFFSET, item);
} else {
if (newLineOffset > 0) {
for (int i = 0; i < newLineOffset; ++i) {
buf.append(' ');
}
}
formatter.format(buf, newLineOffset, item);
}
while(iterator.hasNext()) {
item = iterator.next();
formatter = Factory.forType(item.getType());
buf.append('\n');
if(formatter == LIST) {
formatter.format(buf, newLineOffset + OFFSET, item);
} else {
if (newLineOffset > 0) {
for (int i = 0; i < newLineOffset; ++i) {
buf.append(' ');
}
}
formatter.format(buf, newLineOffset, item);
}
}
}
}
};
ModelNodeFormatterBase PROPERTY = new ModelNodeFormatterBase(){
@Override
void formatDefined(StringBuilder buf, int newLineOffset, ModelNode value) {
final Property prop = value.asProperty();
buf.append(prop.getName());
final ModelNode propValue = prop.getValue();
final ModelNodeFormatterBase formatter = Factory.forType(propValue.getType());
if(formatter == LIST) {
buf.append('\n');
formatter.format(buf, newLineOffset + OFFSET, propValue);
} else {
buf.append('=');
formatter.format(buf, newLineOffset, propValue);
}
}
};
class Factory {
public static ModelNodeFormatterBase forType(ModelType type) {
if(type == ModelType.STRING) {
return STRING;
}
if(type == ModelType.BOOLEAN) {
return BOOLEAN;
}
if(type == ModelType.OBJECT || type == ModelType.LIST) {
return LIST;
}
if(type == ModelType.PROPERTY) {
return PROPERTY;
}
return DEFAULT;
}
/* public static void main(String[] args) throws Exception {
ModelNode node = new ModelNode();
node.get("text").set("story");
ModelNode child = new ModelNode();
child.get("one").set(1);
child.get("two").set("deux");
ModelNode list = new ModelNode();
list.add().set("something");
ModelNode n = new ModelNode();
n.get("a").set("b");
n.get("c").set("d");
list.add().set(n);
list.add().set("other");
child.get("list").set(list);
node.get("child").set(child);
node.get("y").set("z");
StringBuilder buf = new StringBuilder();
Factory.forType(node.getType()).format(buf, 0, node);
System.out.println(buf.toString());
}
*/ }
void format(StringBuilder buf, int offset, ModelNode value);
}
