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/*
* JBoss, Home of Professional Open Source
* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.jboss.as.cli.gui;
import java.util.ArrayList;
import java.util.List;
import javax.swing.tree.DefaultMutableTreeNode;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
import org.jboss.dmr.Property;
/**
* A node in the management tree. Non-leaves are addressable entities in a DMR command. Leaves are attributes.
*
* @author Stan Silvert [email protected] (C) 2012 Red Hat Inc.
*/
public class ManagementModelNode extends DefaultMutableTreeNode {
private CliGuiContext cliGuiCtx;
private CommandExecutor executor;
private boolean isLeaf = false;
private boolean isGeneric = false;
/**
* Constructor for root node only.
*/
public ManagementModelNode(CliGuiContext cliGuiCtx) {
this.cliGuiCtx = cliGuiCtx;
this.executor = cliGuiCtx.getExecutor();
this.isLeaf = false;
setUserObject(new UserObject());
}
private ManagementModelNode(CliGuiContext cliGuiCtx, UserObject userObject) {
this.cliGuiCtx = cliGuiCtx;
this.executor = cliGuiCtx.getExecutor();
this.isLeaf = userObject.isLeaf;
this.isGeneric = userObject.isGeneric;
if (isGeneric) setAllowsChildren(false);
setUserObject(userObject);
}
/**
* Refresh children using read-resource operation.
*/
public void explore() {
if (isLeaf) return;
if (isGeneric) return;
removeAllChildren();
try {
String addressPath = addressPath();
ModelNode resourceDesc = executor.doCommand(addressPath + ":read-resource-description");
resourceDesc = resourceDesc.get("result");
ModelNode response = executor.doCommand(addressPath + ":read-resource(include-runtime=true,include-defaults=true)");
ModelNode result = response.get("result");
if (!result.isDefined()) return;
List childrenTypes = getChildrenTypes(addressPath);
for (ModelNode node : result.asList()) {
Property prop = node.asProperty();
if (childrenTypes.contains(prop.getName())) { // resource node
if (hasGenericOperations(addressPath, prop.getName())) {
add(new ManagementModelNode(cliGuiCtx, new UserObject(node, prop.getName())));
}
if (prop.getValue().isDefined()) {
for (ModelNode innerNode : prop.getValue().asList()) {
UserObject usrObj = new UserObject(innerNode, prop.getName(), innerNode.asProperty().getName());
add(new ManagementModelNode(cliGuiCtx, usrObj));
}
}
} else { // attribute node
UserObject usrObj = new UserObject(node, resourceDesc, prop.getName(), prop.getValue().asString());
add(new ManagementModelNode(cliGuiCtx, usrObj));
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
private boolean hasGenericOperations(String addressPath, String resourceName) throws Exception {
ModelNode response = executor.doCommand(addressPath + resourceName + "=*/:read-operation-names");
if (response.get("outcome").asString().equals("failed")) return false;
for (ModelNode node : response.get("result").asList()) {
if (node.asString().equals("add")) return true;
}
return false;
}
private List getChildrenTypes(String addressPath) throws Exception {
List childrenTypes = new ArrayList();
ModelNode readChildrenTypes = executor.doCommand(addressPath + ":read-children-types");
for (ModelNode type : readChildrenTypes.get("result").asList()) {
childrenTypes.add(type.asString());
}
return childrenTypes;
}
/**
* Get the DMR path for this node. For leaves, the DMR path is the path of its parent.
* @return The DMR path for this node.
*/
public String addressPath() {
if (isLeaf) {
ManagementModelNode parent = (ManagementModelNode)getParent();
return parent.addressPath();
}
StringBuilder builder = new StringBuilder("/"); // start with root
for (Object pathElement : getUserObjectPath()) {
String pathElementStr = pathElement.toString();
if (pathElementStr.equals("/")) continue; // don't want to escape root
UserObject userObj = (UserObject)pathElement;
builder.append(userObj.getName());
builder.append("=");
builder.append(userObj.getEscapedValue());
builder.append("/");
}
return builder.toString();
}
@Override
public boolean isLeaf() {
return this.isLeaf;
}
public boolean isGeneric() {
return this.isGeneric;
}
public static String escapeAddressElement(String element) {
element = element.replace(":", "\\:");
element = element.replace("/", "\\/");
element = element.replace("=", "\\=");
element = element.replace(" ", "\\ ");
return element;
}
/**
* Encapsulates name/value pair. Also encapsulates escaping of the value.
*/
class UserObject {
private ModelNode backingNode;
private String name;
private String value;
private boolean isLeaf;
private boolean isGeneric = false;
private String separator;
private AttributeDescription attribDesc = null;
/**
* Constructor for the root node.
*/
public UserObject() {
this.backingNode = new ModelNode();
this.name = "/";
this.value = "";
this.isLeaf = false;
this.separator = "";
}
/**
* Constructor for generic folder where resource=*.
*
* @param name The name of the resource.
*/
public UserObject(ModelNode backingNode, String name) {
this.backingNode = backingNode;
this.name = name;
this.value = "*";
this.isLeaf = false;
this.isGeneric = true;
this.separator = "=";
}
// resource node such as subsystem=weld
public UserObject(ModelNode backingNode, String name, String value) {
this.backingNode = backingNode;
this.name = name;
this.value = value;
this.isLeaf = false;
this.separator = "=";
}
// attribute
public UserObject(ModelNode backingNode, ModelNode resourceDesc, String name, String value) {
this.attribDesc = new AttributeDescription(resourceDesc.get("attributes", name));
this.backingNode = backingNode;
this.name = name;
this.value = value;
this.isLeaf = true;
if (this.attribDesc.isGraphable()) {
this.separator = " \u2245 ";
} else {
this.separator = " => ";
}
}
public ModelNode getBackingNode() {
return this.backingNode;
}
public AttributeDescription getAttributeDescription() {
return this.attribDesc;
}
public String getName() {
return this.name;
}
public String getValue() {
return this.value;
}
public String getEscapedValue() {
return ManagementModelNode.escapeAddressElement(this.value);
}
public boolean isLeaf() {
return this.isLeaf;
}
public boolean isGeneric() {
return this.isGeneric;
}
@Override
public String toString() {
return this.name + this.separator + this.value;
}
}
class AttributeDescription {
private ModelNode attributes;
AttributeDescription(ModelNode attributes) {
this.attributes = attributes;
}
/**
* Is this a runtime attribute?
*/
public boolean isRuntime() {
return attributes.get("storage").asString().equals("runtime");
}
public ModelType getType() {
return attributes.get("type").asType();
}
public boolean isGraphable() {
return isRuntime() && isNumeric();
}
public boolean isNumeric() {
ModelType type = getType();
return (type == ModelType.BIG_DECIMAL) ||
(type == ModelType.BIG_INTEGER) ||
(type == ModelType.DOUBLE) ||
(type == ModelType.INT) ||
(type == ModelType.LONG);
}
}
}
