debug/org.eclipse.cdt.debug.mi.core/src/org/eclipse/cdt/debug/mi/core/cdi/model/Value.java

/*
 * (c) Copyright QNX Software Systems Ltd. 2002.
 * All Rights Reserved.
 *
 */
package org.eclipse.cdt.debug.mi.core.cdi.model;

import org.eclipse.cdt.debug.core.cdi.CDIException;
import org.eclipse.cdt.debug.core.cdi.model.ICDIValue;
import org.eclipse.cdt.debug.core.cdi.model.ICDIVariable;
import org.eclipse.cdt.debug.mi.core.MIException;
import org.eclipse.cdt.debug.mi.core.MISession;
import org.eclipse.cdt.debug.mi.core.cdi.Session;
import org.eclipse.cdt.debug.mi.core.command.CommandFactory;
import org.eclipse.cdt.debug.mi.core.command.MIVarEvaluateExpression;
import org.eclipse.cdt.debug.mi.core.output.MIVarEvaluateExpressionInfo;

/**
 */
public class Value extends CObject implements ICDIValue {

	protected Variable variable;

	public Value(Variable v) {
		super(v.getTarget());
		variable = v;
	}
	
	/**
	 * @see org.eclipse.cdt.debug.core.cdi.model.ICDIValue#getTypeName()
	 */
	public String getTypeName() throws CDIException {
		return variable.getTypeName();
	}

	/**
	 * @see org.eclipse.cdt.debug.core.cdi.model.ICDIValue#getValueString()
	 */
	public String getValueString() throws CDIException {
		String result = "";
		MISession mi = ((Session)(getTarget().getSession())).getMISession();
		CommandFactory factory = mi.getCommandFactory();
		MIVarEvaluateExpression var =
			factory.createMIVarEvaluateExpression(variable.getMIVar().getVarName());
		try {
			mi.postCommand(var);
			MIVarEvaluateExpressionInfo info = var.getMIVarEvaluateExpressionInfo();
			if (info == null) {
				throw new CDIException("No answer");
			}
			result = info.getValue();
		} catch (MIException e) {
			//throw new CDIException(e.getMessage());
		}
		return result;
	}

	/**
	 * @see org.eclipse.cdt.debug.core.cdi.model.ICDIValue#getVariables()
	 */	
	public int getChildrenNumber() throws CDIException {
		return variable.getMIVar().getNumChild();
	}
	
	/**
	 * @see org.eclipse.cdt.debug.core.cdi.model.ICDIValue#getVariables()
	 */
	public boolean hasChildren() throws CDIException {
	/*
		int number = 0;
		MISession mi = getCTarget().getCSession().getMISession();
		CommandFactory factory = mi.getCommandFactory();
		MIVarInfoNumChildren children = 
			factory.createMIVarInfoNumChildren(variable.getMIVar().getVarName());
		try {
			mi.postCommand(children);
			MIVarInfoNumChildrenInfo info = children.getMIVarInfoNumChildrenInfo();
			if (info == null) {
				throw new CDIException("No answer");
			}
			number = info.getChildNumber();
		} catch (MIException e) {
			throw new CDIException(e.getMessage());
		}
		return (number > 0);
	*/
		return (getChildrenNumber() > 0);	
	}

	/**
	 * @see org.eclipse.cdt.debug.core.cdi.model.ICDIValue#getVariables()
	 */
	public ICDIVariable[] getVariables() throws CDIException {
		return variable.getChildren();
	}

}