diff options
Diffstat (limited to 'M4-RCs/qpid/java/common/src/main/java/org/apache/qpid/transport/Range.java')
-rw-r--r-- | M4-RCs/qpid/java/common/src/main/java/org/apache/qpid/transport/Range.java | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/M4-RCs/qpid/java/common/src/main/java/org/apache/qpid/transport/Range.java b/M4-RCs/qpid/java/common/src/main/java/org/apache/qpid/transport/Range.java deleted file mode 100644 index f4335dc8a6..0000000000 --- a/M4-RCs/qpid/java/common/src/main/java/org/apache/qpid/transport/Range.java +++ /dev/null @@ -1,125 +0,0 @@ -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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 org.apache.qpid.transport; - -import java.util.ArrayList; -import java.util.List; - -import static org.apache.qpid.util.Serial.*; - - -/** - * Range - * - * @author Rafael H. Schloming - */ - -public final class Range -{ - private final int lower; - private final int upper; - - public Range(int lower, int upper) - { - this.lower = lower; - this.upper = upper; - } - - public int getLower() - { - return lower; - } - - public int getUpper() - { - return upper; - } - - public boolean includes(int value) - { - return le(lower, value) && le(value, upper); - } - - public boolean includes(Range range) - { - return includes(range.lower) && includes(range.upper); - } - - public boolean intersects(Range range) - { - return (includes(range.lower) || includes(range.upper) || - range.includes(lower) || range.includes(upper)); - } - - public boolean touches(Range range) - { - return (intersects(range) || - includes(range.upper + 1) || includes(range.lower - 1) || - range.includes(upper + 1) || range.includes(lower - 1)); - } - - public Range span(Range range) - { - return new Range(min(lower, range.lower), max(upper, range.upper)); - } - - public List<Range> subtract(Range range) - { - List<Range> result = new ArrayList<Range>(); - - if (includes(range.lower) && le(lower, range.lower - 1)) - { - result.add(new Range(lower, range.lower - 1)); - } - - if (includes(range.upper) && le(range.upper + 1, upper)) - { - result.add(new Range(range.upper + 1, upper)); - } - - if (result.isEmpty() && !range.includes(this)) - { - result.add(this); - } - - return result; - } - - public Range intersect(Range range) - { - int l = max(lower, range.lower); - int r = min(upper, range.upper); - if (gt(l, r)) - { - return null; - } - else - { - return new Range(l, r); - } - } - - public String toString() - { - return "[" + lower + ", " + upper + "]"; - } - -} |