From c2ccf4e675c68d8b1cca6f662dbfbf800449247a Mon Sep 17 00:00:00 2001 From: Marcin Chrzanowski Date: Mon, 21 Oct 2019 19:31:52 +0200 Subject: Intial commit - import scenario 2 --- src/pl/edu/mimuw/cloudatlas/model/ZMI.java | 166 +++++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 src/pl/edu/mimuw/cloudatlas/model/ZMI.java (limited to 'src/pl/edu/mimuw/cloudatlas/model/ZMI.java') diff --git a/src/pl/edu/mimuw/cloudatlas/model/ZMI.java b/src/pl/edu/mimuw/cloudatlas/model/ZMI.java new file mode 100644 index 0000000..0e1c852 --- /dev/null +++ b/src/pl/edu/mimuw/cloudatlas/model/ZMI.java @@ -0,0 +1,166 @@ +/** + * Copyright (c) 2014, University of Warsaw + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are permitted + * provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other materials provided + * with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY + * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +package pl.edu.mimuw.cloudatlas.model; + +import java.io.PrintStream; +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.Map.Entry; + +/** + * A zone management information. This object is a single node in a zone hierarchy. It stores zone attributes as well as + * references to its father and sons in the tree. + */ +public class ZMI implements Cloneable { + private final AttributesMap attributes = new AttributesMap(); + + private final List sons = new ArrayList(); + private ZMI father; + + /** + * Creates a new ZMI with no father (the root zone) and empty sons list. + */ + public ZMI() { + this(null); + } + + /** + * Creates a new ZMI with the specified node as a father and empty sons list. This method does not perform any + * operation on the father. Especially, setting this object as a father's son must be done + * separately. + * + * @param father a father of this ZMI + * @see #addSon(ZMI) + */ + public ZMI(ZMI father) { + this.father = father; + } + + /** + * Gets a father of this ZMI in a tree. + * + * @return a father of this ZMI or null if this is the root zone + */ + public ZMI getFather() { + return father; + } + + /** + * Sets or changes a father of this ZMI in a tree. This method does not perform any operation on the + * father. Especially, setting this object as a father's son must be done separately. + * + * @param father a new father for this ZMI + * @see #addSon(ZMI) + */ + public void setFather(ZMI father) { + this.father = father; + } + + /** + * Gets a list of sons of this ZMI in a tree. Modifying a return value will cause an exception. + * + * @return + */ + public List getSons() { + return Collections.unmodifiableList(sons); + } + + /** + * Adds the specified ZMI to the list of sons of this ZMI. This method does not perform any operation on a + * son. Especially, setting this object as a son's father must be done separately. + * + * @param son + * @see #ZMI(ZMI) + * @see #setFather(ZMI) + */ + public void addSon(ZMI son) { + sons.add(son); + } + + /** + * Removes the specified ZMI from the list of sons of this ZMI. This method does not perform any operation on a + * son. Especially, its father remains unchanged. + * + * @param son + * @see #setFather(ZMI) + */ + public void removeSon(ZMI son) { + sons.remove(son); + } + + /** + * Gets a map of all the attributes stored in this ZMI. + * + * @return map of attributes + */ + public AttributesMap getAttributes() { + return attributes; + } + + /** + * Prints recursively in a prefix order (starting from this ZMI) a whole tree with all the attributes. + * + * @param stream a destination stream + * @see #toString() + */ + public void printAttributes(PrintStream stream) { + for(Entry entry : attributes) + stream.println(entry.getKey() + " : " + entry.getValue().getType() + " = " + entry.getValue()); + System.out.println(); + for(ZMI son : sons) + son.printAttributes(stream); + } + + /** + * Creates an independent copy of a whole hierarchy. A returned ZMI has the same reference as a father (but the + * father does not have a reference to it as a son). For the root zone, the copy is completely independent, since + * its father is null. + * + * @return a deep copy of this ZMI + */ + @Override + public ZMI clone() { + ZMI result = new ZMI(father); + result.attributes.add(attributes.clone()); + for(ZMI son : sons) { + ZMI sonClone = son.clone(); + result.sons.add(sonClone); + sonClone.father = result; + } + return result; + } + + /** + * Prints a textual representation of this ZMI. It contains only attributes of this node. + * + * @return a textual representation of this object + * @see #printAttributes(PrintStream) + */ + @Override + public String toString() { + return attributes.toString(); + } +} -- cgit v1.2.3