diff options
Diffstat (limited to 'third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/TextFormatParseLocation.java')
-rw-r--r-- | third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/TextFormatParseLocation.java | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/TextFormatParseLocation.java b/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/TextFormatParseLocation.java new file mode 100644 index 0000000000..cce286e10f --- /dev/null +++ b/third_party/protobuf/3.2.0/java/core/src/main/java/com/google/protobuf/TextFormatParseLocation.java @@ -0,0 +1,104 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +package com.google.protobuf; + +import java.util.Arrays; + +/** + * A location in the source code. + * + * <p>A location is the starting line number and starting column number. + */ +public final class TextFormatParseLocation { + + /** + * The empty location. + */ + public static final TextFormatParseLocation EMPTY = new TextFormatParseLocation(-1, -1); + + /** + * Create a location. + * + * @param line the starting line number + * @param column the starting column number + * @return a {@code ParseLocation} + */ + static TextFormatParseLocation create(int line, int column) { + if (line == -1 && column == -1) { + return EMPTY; + } + if (line < 0 || column < 0) { + throw new IllegalArgumentException( + String.format("line and column values must be >= 0: line %d, column: %d", line, column)); + } + return new TextFormatParseLocation(line, column); + } + + private final int line; + private final int column; + + private TextFormatParseLocation(int line, int column) { + this.line = line; + this.column = column; + } + + public int getLine() { + return line; + } + + public int getColumn() { + return column; + } + + @Override + public String toString() { + return String.format("ParseLocation{line=%d, column=%d}", line, column); + } + + @Override + public boolean equals(Object o) { + if (o == this) { + return true; + } + if (!(o instanceof TextFormatParseLocation)) { + return false; + } + TextFormatParseLocation that = (TextFormatParseLocation) o; + return (this.line == that.getLine()) + && (this.column == that.getColumn()); + } + + @Override + public int hashCode() { + int[] values = {line, column}; + return Arrays.hashCode(values); + } +} |