org.apache.juneau.internal.AsciiMap Maven / Gradle / Ivy
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// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file *
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// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance *
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// * *
// * http://www.apache.org/licenses/LICENSE-2.0 *
// * *
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// * "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 org.apache.juneau.internal;
/**
* Stores a Map of ASCII characters to Strings in a quick-lookup array.
*/
public final class AsciiMap {
final String[] store = new String[128];
/**
* Adds an entry to this map.
*
* @param c The key.
* @param s The value.
* @return This object (for method chaining).
*/
public AsciiMap append(char c, String s) {
if (c <= 127)
store[c] = s;
return this;
}
/**
* Returns the value for the specified key.
*
* @param c The key.
* @return The value.
*/
public String get(char c) {
return store[c];
}
/**
* Returns true if the specified character is in this store.
*
* @param c The character to check.
* @return true if the specified character is in this store.
*/
public boolean contains(char c) {
if (c > 127)
return false;
return store[c] != null;
}
/**
* Returns true if the specified character is in this store.
*
* @param c The character to check.
* @return true if the specified character is in this store.
*/
public boolean contains(int c) {
if (c < 0 || c > 127)
return false;
return store[c] != null;
}
/**
* Returns true if the specified string contains at least one character in this set.
*
* @param s The string to test.
* @return true if the string is not null and contains at least one character in this set.
*/
public boolean contains(CharSequence s) {
if (s == null)
return false;
for (int i = 0; i < s.length(); i++)
if (contains(s.charAt(i)))
return true;
return false;
}
}