/*
* 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;
/**
* A class for represents a user permissions.
*
* @see Permission
*/
public class UserPermission extends Permission {
private static final long serialVersionUID = -900037436267443837L;
/**
* @hide
*/
public static final char SETUID_E = 's';
/**
* @hide
*/
public static final char SETUID = 'S';
private boolean mSetuid;
/**
* Constructor of <code>UserPermission</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 UserPermission(boolean read, boolean write, boolean execute) {
super(read, write, execute);
this.mSetuid = false;
}
/**
* Constructor of <code>UserPermission</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
* @param setuid If the object has the setuid bit active
*/
public UserPermission(boolean read, boolean write, boolean execute, boolean setuid) {
super(read, write, execute);
this.mSetuid = setuid;
}
/**
* Method that returns if the object has the setuid bit active.
*
* @return boolean If the object has the setuid bit active.
*/
public boolean isSetUID() {
return this.mSetuid;
}
/**
* Method that sets if the object has the setuid bit active.
*
* @param setuid If the object has the setuid bit active
*/
public void setSetUID(boolean setuid) {
this.mSetuid = setuid;
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
result = prime * result + (this.mSetuid ? 1231 : 1237);
return result;
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (!super.equals(obj)) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
UserPermission other = (UserPermission) obj;
if (this.mSetuid != other.mSetuid) {
return false;
}
return true;
}
/**
* {@inheritDoc}
*/
@Override
public String toString() {
return "UserPermission [setuid=" + this.mSetuid + //$NON-NLS-1$
", permission=" + super.toString() + "]"; //$NON-NLS-1$//$NON-NLS-2$
}
/**
* {@inheritDoc}
*/
@Override
public String toRawString() {
StringBuilder p = new StringBuilder();
p.append(isRead() ? READ : UNASIGNED);
p.append(isWrite() ? WRITE : UNASIGNED);
if (isSetUID()) {
p.append(isExecute() ? SETUID_E : SETUID);
} else {
p.append(isExecute() ? EXECUTE : UNASIGNED);
}
return p.toString();
}
}