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Java example source code file (DataCollector.java)

This example Java source code file (DataCollector.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

datacollector, properties, propertyparser, util

The DataCollector.java Java example source code

/*
 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.sun.corba.se.spi.orb ;

import java.applet.Applet ;
import java.util.Properties ;
import java.util.Vector ;

/** Interface for collecting all sources of ORB configuration properties
 * into a single properties object.   A PropertyParser is needed so that
 * the set of property names of interest is known.
 */
public interface DataCollector {
    /** Return true iff this DataCollector was created from
     * applet data.
     */
    boolean isApplet() ;

    /** Return true iff the local host and ORB initial host are the same.
    * This is provided to avoid exposing the local host in insecure
    * contexts.
    */
    boolean initialHostIsLocal() ;

    /** Set the parser which is used to obtain property names.
     * This must be called before getProperties
     * may be called.  It may be called multiple times if different
     * sets of properties are needed for the same data sources.
     */
    void setParser( PropertyParser parser ) ;

    /** Return the consolidated property information to be used
     * for ORB configuration.  Note that -ORBInitRef arguments are
     * handled specially: all -ORBInitRef name=value arguments are
     * converted into ( org.omg.CORBA.ORBInitRef.name, value )
     * mappings in the resulting properties.  Also, -ORBInitialServices
     * is handled specially in applet mode: they are converted from
     * relative to absolute URLs.
     * @raises IllegalStateException if setPropertyNames has not
     * been called.
     */
    Properties getProperties() ;
}

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