feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/javax/swing/text/html/MuxingAttributeSet.java

@@ -0,0 +1,311 @@
+/*
+ * Copyright (c) 2001, 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 javax.swing.text.html;
+
+import javax.swing.text.*;
+import java.io.Serializable;
+import java.util.*;
+
+/**
+ * An implementation of <code>AttributeSet</code> that can multiplex
+ * across a set of <code>AttributeSet</code>s.
+ *
+ */
+class MuxingAttributeSet implements AttributeSet, Serializable {
+    /**
+     * Creates a <code>MuxingAttributeSet</code> with the passed in
+     * attributes.
+     */
+    public MuxingAttributeSet(AttributeSet[] attrs) {
+        this.attrs = attrs;
+    }
+
+    /**
+     * Creates an empty <code>MuxingAttributeSet</code>. This is intended for
+     * use by subclasses only, and it is also intended that subclasses will
+     * set the constituent <code>AttributeSet</code>s before invoking any
+     * of the <code>AttributeSet</code> methods.
+     */
+    protected MuxingAttributeSet() {
+    }
+
+    /**
+     * Directly sets the <code>AttributeSet</code>s that comprise this
+     * <code>MuxingAttributeSet</code>.
+     */
+    protected synchronized void setAttributes(AttributeSet[] attrs) {
+        this.attrs = attrs;
+    }
+
+    /**
+     * Returns the <code>AttributeSet</code>s multiplexing too. When the
+     * <code>AttributeSet</code>s need to be referenced, this should be called.
+     */
+    protected synchronized AttributeSet[] getAttributes() {
+        return attrs;
+    }
+
+    /**
+     * Inserts <code>as</code> at <code>index</code>. This assumes
+     * the value of <code>index</code> is between 0 and attrs.length,
+     * inclusive.
+     */
+    protected synchronized void insertAttributeSetAt(AttributeSet as,
+                                                     int index) {
+        int numAttrs = attrs.length;
+        AttributeSet newAttrs[] = new AttributeSet[numAttrs + 1];
+        if (index < numAttrs) {
+            if (index > 0) {
+                System.arraycopy(attrs, 0, newAttrs, 0, index);
+                System.arraycopy(attrs, index, newAttrs, index + 1,
+                                 numAttrs - index);
+            }
+            else {
+                System.arraycopy(attrs, 0, newAttrs, 1, numAttrs);
+            }
+        }
+        else {
+            System.arraycopy(attrs, 0, newAttrs, 0, numAttrs);
+        }
+        newAttrs[index] = as;
+        attrs = newAttrs;
+    }
+
+    /**
+     * Removes the AttributeSet at <code>index</code>. This assumes
+     * the value of <code>index</code> is greater than or equal to 0,
+     * and less than attrs.length.
+     */
+    protected synchronized void removeAttributeSetAt(int index) {
+        int numAttrs = attrs.length;
+        AttributeSet[] newAttrs = new AttributeSet[numAttrs - 1];
+        if (numAttrs > 0) {
+            if (index == 0) {
+                // FIRST
+                System.arraycopy(attrs, 1, newAttrs, 0, numAttrs - 1);
+            }
+            else if (index < (numAttrs - 1)) {
+                // MIDDLE
+                System.arraycopy(attrs, 0, newAttrs, 0, index);
+                System.arraycopy(attrs, index + 1, newAttrs, index,
+                                 numAttrs - index - 1);
+            }
+            else {
+                // END
+                System.arraycopy(attrs, 0, newAttrs, 0, numAttrs - 1);
+            }
+        }
+        attrs = newAttrs;
+    }
+
+    //  --- AttributeSet methods ----------------------------
+
+    /**
+     * Gets the number of attributes that are defined.
+     *
+     * @return the number of attributes
+     * @see AttributeSet#getAttributeCount
+     */
+    public int getAttributeCount() {
+        AttributeSet[] as = getAttributes();
+        int n = 0;
+        for (int i = 0; i < as.length; i++) {
+            n += as[i].getAttributeCount();
+        }
+        return n;
+    }
+
+    /**
+     * Checks whether a given attribute is defined.
+     * This will convert the key over to CSS if the
+     * key is a StyleConstants key that has a CSS
+     * mapping.
+     *
+     * @param key the attribute key
+     * @return true if the attribute is defined
+     * @see AttributeSet#isDefined
+     */
+    public boolean isDefined(Object key) {
+        AttributeSet[] as = getAttributes();
+        for (int i = 0; i < as.length; i++) {
+            if (as[i].isDefined(key)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Checks whether two attribute sets are equal.
+     *
+     * @param attr the attribute set to check against
+     * @return true if the same
+     * @see AttributeSet#isEqual
+     */
+    public boolean isEqual(AttributeSet attr) {
+        return ((getAttributeCount() == attr.getAttributeCount()) &&
+                containsAttributes(attr));
+    }
+
+    /**
+     * Copies a set of attributes.
+     *
+     * @return the copy
+     * @see AttributeSet#copyAttributes
+     */
+    public AttributeSet copyAttributes() {
+        AttributeSet[] as = getAttributes();
+        MutableAttributeSet a = new SimpleAttributeSet();
+        int n = 0;
+        for (int i = as.length - 1; i >= 0; i--) {
+            a.addAttributes(as[i]);
+        }
+        return a;
+    }
+
+    /**
+     * Gets the value of an attribute.  If the requested
+     * attribute is a StyleConstants attribute that has
+     * a CSS mapping, the request will be converted.
+     *
+     * @param key the attribute name
+     * @return the attribute value
+     * @see AttributeSet#getAttribute
+     */
+    public Object getAttribute(Object key) {
+        AttributeSet[] as = getAttributes();
+        int n = as.length;
+        for (int i = 0; i < n; i++) {
+            Object o = as[i].getAttribute(key);
+            if (o != null) {
+                return o;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Gets the names of all attributes.
+     *
+     * @return the attribute names
+     * @see AttributeSet#getAttributeNames
+     */
+    public Enumeration getAttributeNames() {
+        return new MuxingAttributeNameEnumeration();
+    }
+
+    /**
+     * Checks whether a given attribute name/value is defined.
+     *
+     * @param name the attribute name
+     * @param value the attribute value
+     * @return true if the name/value is defined
+     * @see AttributeSet#containsAttribute
+     */
+    public boolean containsAttribute(Object name, Object value) {
+        return value.equals(getAttribute(name));
+    }
+
+    /**
+     * Checks whether the attribute set contains all of
+     * the given attributes.
+     *
+     * @param attrs the attributes to check
+     * @return true if the element contains all the attributes
+     * @see AttributeSet#containsAttributes
+     */
+    public boolean containsAttributes(AttributeSet attrs) {
+        boolean result = true;
+
+        Enumeration names = attrs.getAttributeNames();
+        while (result && names.hasMoreElements()) {
+            Object name = names.nextElement();
+            result = attrs.getAttribute(name).equals(getAttribute(name));
+        }
+
+        return result;
+    }
+
+    /**
+     * Returns null, subclasses may wish to do something more
+     * intelligent with this.
+     */
+    public AttributeSet getResolveParent() {
+        return null;
+    }
+
+    /**
+     * The <code>AttributeSet</code>s that make up the resulting
+     * <code>AttributeSet</code>.
+     */
+    private AttributeSet[] attrs;
+
+
+    /**
+     * An Enumeration of the Attribute names in a MuxingAttributeSet.
+     * This may return the same name more than once.
+     */
+    private class MuxingAttributeNameEnumeration implements Enumeration {
+
+        MuxingAttributeNameEnumeration() {
+            updateEnum();
+        }
+
+        public boolean hasMoreElements() {
+            if (currentEnum == null) {
+                return false;
+            }
+            return currentEnum.hasMoreElements();
+        }
+
+        public Object nextElement() {
+            if (currentEnum == null) {
+                throw new NoSuchElementException("No more names");
+            }
+            Object retObject = currentEnum.nextElement();
+            if (!currentEnum.hasMoreElements()) {
+                updateEnum();
+            }
+            return retObject;
+        }
+
+        void updateEnum() {
+            AttributeSet[] as = getAttributes();
+            currentEnum = null;
+            while (currentEnum == null && attrIndex < as.length) {
+                currentEnum = as[attrIndex++].getAttributeNames();
+                if (!currentEnum.hasMoreElements()) {
+                    currentEnum = null;
+                }
+            }
+        }
+
+
+        /** Index into attrs the current Enumeration came from. */
+        private int attrIndex;
+        /** Enumeration from attrs. */
+        private Enumeration currentEnum;
+    }
+}