1 files changed, 181 insertions, 0 deletions
diff --git a/src/com/cyanogenmod/filemanager/model/Permission.java b/src/com/cyanogenmod/filemanager/model/Permission.java
new file mode 100644
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--- /dev/null
+++ b/src/com/cyanogenmod/filemanager/model/Permission.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright (C) 2012 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.cyanogenmod.filemanager.model;
+
+import java.io.Serializable;
+
+/**
+ * A class for represents permissions.<br/>
+ * <br/>
+ * Actual permissions refers to Unix permissions:
+ * <ul>
+ *  <li>read</li>
+ *  <li>write</li>
+ *  <li>execute</li>
+ * </ul>
+ */
+public abstract class Permission implements Serializable {
+
+    private static final long serialVersionUID = 5775987092282897912L;
+
+    /**
+     * @hide
+     */
+    public static final char UNASIGNED = '-';
+    /**
+     * @hide
+     */
+    public static final char READ = 'r';
+    /**
+     * @hide
+     */
+    public static final char WRITE = 'w';
+    /**
+     * @hide
+     */
+    public static final char EXECUTE = 'x';
+
+    private boolean mRead;
+    private boolean mWrite;
+    private boolean mExecute;
+
+    /**
+     * Constructor of <code>Permission</code>.
+     *
+     * @param read If the object can be read
+     * @param write If the object can be written
+     * @param execute If the object can be executed
+     */
+    public Permission(boolean read, boolean write, boolean execute) {
+        super();
+        this.mRead = read;
+        this.mWrite = write;
+        this.mExecute = execute;
+    }
+
+    /**
+     * Method that returns if the object can be read.
+     *
+     * @return boolean If the object can be read
+     */
+    public boolean isRead() {
+        return this.mRead;
+    }
+
+    /**
+     * Method that sets if the object can be read.
+     *
+     * @param read If the object can be read
+     */
+    public void setRead(boolean read) {
+        this.mRead = read;
+    }
+
+    /**
+     * Method that returns if the object can be written.
+     *
+     * @return boolean If the object can be written
+     */
+    public boolean isWrite() {
+        return this.mWrite;
+    }
+
+    /**
+     * Method that sets if the object can be written.
+     *
+     * @param write If the object can be written
+     */
+    public void setWrite(boolean write) {
+        this.mWrite = write;
+    }
+
+    /**
+     * Method that returns if the object can be executed.
+     *
+     * @return boolean If the object can be executed
+     */
+    public boolean isExecute() {
+        return this.mExecute;
+    }
+
+    /**
+     * Method that sets if the object can be executed.
+     *
+     * @param execute If the object can be executed
+     */
+    public void setExecute(boolean execute) {
+        this.mExecute = execute;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + (this.mExecute ? 1231 : 1237);
+        result = prime * result + (this.mRead ? 1231 : 1237);
+        result = prime * result + (this.mWrite ? 1231 : 1237);
+        return result;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        Permission other = (Permission) obj;
+        if (this.mExecute != other.mExecute) {
+            return false;
+        }
+        if (this.mRead != other.mRead) {
+            return false;
+        }
+        if (this.mWrite != other.mWrite) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String toString() {
+        return "Permission [read=" + this.mRead + ", write=" + //$NON-NLS-1$ //$NON-NLS-2$
+                 this.mWrite +   ", execute=" + this.mExecute + "]"; //$NON-NLS-1$ //$NON-NLS-2$
+    }
+
+    /**
+     * Method that returns a string representation of the permissions
+     * conforming with the unix style (rwx).
+     *
+     * @return String The string representation of the permissions
+     */
+    public abstract String toRawString();
+
+}