propertiesdialog.java

aglet的部分源码

package com.ibm.aglets.tahiti;

/*
 * @(#)PropertiesDialog.java
 * 
 * IBM Confidential-Restricted
 * 
 * OCO Source Materials
 * 
 * 03L7246 (c) Copyright IBM Corp. 1996, 1998
 * 
 * The source code for this program is not published or otherwise
 * divested of its trade secrets, irrespective of what has been
 * deposited with the U.S. Copyright Office.
 */

import com.ibm.aglet.Aglet;
import com.ibm.aglet.AgletInfo;
import com.ibm.aglet.InvalidAgletException;
import com.ibm.aglet.AgletProxy;
import com.ibm.aglets.AgletRuntime;
import com.ibm.aglets.ResourceManager;

// # import com.ibm.aglets.security.Allowance;

import java.awt.*;

import java.security.cert.X509Certificate;

import java.util.Vector;
import java.util.Enumeration;
import java.util.Date;

/**
 * Class PropertiesDialog is used to view the aglet properties.
 * 
 * @version     1.02    96/07/2
 * @author      Danny B. Lange
 * @author	Mitsuru Oshima
 */

final class PropertiesDialog extends TahitiDialog {

	/*
	 * Labels to display the properties
	 */
	private Label _identity = new Label("");
	private Label _date = new Label("");
	private Label _name = new Label("");
	private Label _owner = new Label("");

	// #     private Label _cloning  = new Label("");
	// #     private Label _hops     = new Label("");
	// #     private Label _lifetime = new Label("");

	private Label _codebase = new Label("");
	private Label _version = new Label("");
	private List _from = new List(3, false);

	// -     private String subtitle = "";

	/*
	 * Constructs a new Aglet dispatch dialog.
	 */
	public PropertiesDialog(MainWindow parent, AgletProxy proxy) {
		super(parent, "Aglet Info", false);
		try {
			AgletInfo info = proxy.getAgletInfo();

			_identity.setText(info.getAgletID().toString());
			_date.setText(new Date(info.getCreationTime()).toString());
			_name.setText(info.getAgletClassName());
			_codebase.setText((info.getCodeBase() == null) ? "Local host" 
							  : info.getCodeBase().toString());
			X509Certificate ownerCert = 
				(X509Certificate)info.getAuthorityCertificate();
			String ownerName;

			if (ownerCert == null) {
				ownerName = "(Unknown Owner)";
			} else {
				ownerName = ownerCert.getSubjectDN().getName();
			} 
			_owner.setText(ownerName);

			// # 	    Allowance allowance = proxy.getAllowance();
			// # 	    _cloning.setText(allowance.getRoomCloningString());
			// # 	    _hops.setText(allowance.getRoomHopsString());
			// # 	    _lifetime.setText(allowance.getLifeTimeString(false, null));
			_version.setText(info.getAPIMajorVersion() + "." 
							 + info.getAPIMinorVersion());

			// - 	    subtitle = info.getPrivilegeName();
		} catch (InvalidAgletException ae) {
			_identity.setText("Invalid Aglet");

			// - 	    subtitle = "Invalid Aglet";
		} 
		makePanel();
		addCloseButton(null);
	}
	/*
	 * Creates this panel
	 */
	void makePanel() {
		GridBagPanel p = new GridBagPanel();

		add("Center", p);

		GridBagConstraints cns = new GridBagConstraints();

		cns.gridwidth = GridBagConstraints.REMAINDER;
		cns.fill = GridBagConstraints.BOTH;
		cns.weightx = 1.0;
		cns.weighty = 1.0;
		cns.ipadx = cns.ipady = 5;
		cns.insets = new Insets(5, 5, 5, 5);

		MyPanel my_panel = 

		// - 		new MyPanel("Aglet Instance Information:" + subtitle);
		new MyPanel("Aglet Instance Information:");

		p.add(my_panel, cns);

		// Instance
		my_panel.makeLabeledComponent("Identity", _identity);
		my_panel.makeLabeledComponent("Owner Id", _owner);
		my_panel.makeLabeledComponent("Creation Date", _date);

		// # 	my_panel.makeLabeledComponent("Available Room of Cloning", _cloning);
		// # 	my_panel.makeLabeledComponent("Available Room of Hops", _hops);
		// # 	my_panel.makeLabeledComponent("Lifetime", _lifetime);

		my_panel = new MyPanel("Aglet Class Information:");
		p.add(my_panel, cns);

		// Class Information
		my_panel.makeLabeledComponent("Class Name", _name);
		my_panel.makeLabeledComponent("Code Base", _codebase);
		my_panel.makeLabeledComponent("Version", _version);
	}
}