/*
* Copyright 2012 Google Inc. All Rights Reserved.
*
* 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.google.errorprone.bugpatterns.testdata;
import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Locale;
/**
* @author alexeagle@google.com (Alex Eagle)
*/
public class ReturnValueIgnoredPositiveCases {
String a = "thing";
{ // String methods
// BUG: Diagnostic contains: remove this line
String.format("%d", 10);
// BUG: Diagnostic contains: remove this line
String.format("%d", 10).trim();
// BUG: Diagnostic contains: remove this line
java.lang.String.format("%d", 10).trim();
// BUG: Diagnostic contains: a = a.intern()
a.intern();
// BUG: Diagnostic contains: a = a.trim()
a.trim();
// BUG: Diagnostic contains: a = a.trim().concat("b")
a.trim().concat("b");
// BUG: Diagnostic contains: a = a.concat("append this")
a.concat("append this");
// BUG: Diagnostic contains: a = a.replace('t', 'b')
a.replace('t', 'b');
// BUG: Diagnostic contains: a = a.replace("thi", "fli")
a.replace("thi", "fli");
// BUG: Diagnostic contains: a = a.replaceAll("i", "b")
a.replaceAll("i", "b");
// BUG: Diagnostic contains: a = a.replaceFirst("a", "b")
a.replaceFirst("a", "b");
// BUG: Diagnostic contains: a = a.toLowerCase()
a.toLowerCase();
// BUG: Diagnostic contains: a = a.toLowerCase(Locale.ENGLISH)
a.toLowerCase(Locale.ENGLISH);
// BUG: Diagnostic contains: a = a.toUpperCase()
a.toUpperCase();
// BUG: Diagnostic contains: a = a.toUpperCase(Locale.ENGLISH)
a.toUpperCase(Locale.ENGLISH);
// BUG: Diagnostic contains: a = a.substring(0)
a.substring(0);
// BUG: Diagnostic contains: a = a.substring(0, 1)
a.substring(0, 1);
}
StringBuffer sb = new StringBuffer("hello");
{
// BUG: Diagnostic contains: remove this line
sb.toString().trim();
}
BigInteger b = new BigInteger("123456789");
{ // BigInteger methods
// BUG: Diagnostic contains: b = b.add(new BigInteger("3"))
b.add(new BigInteger("3"));
// BUG: Diagnostic contains: b = b.abs()
b.abs();
// BUG: Diagnostic contains: b = b.shiftLeft(3)
b.shiftLeft(3);
// BUG: Diagnostic contains: b = b.subtract(BigInteger.TEN)
b.subtract(BigInteger.TEN);
}
BigDecimal c = new BigDecimal("1234.5678");
{ // BigDecimal methods
// BUG: Diagnostic contains: c = c.add(new BigDecimal("1.3"))
c.add(new BigDecimal("1.3"));
// BUG: Diagnostic contains: c = c.abs()
c.abs();
// BUG: Diagnostic contains: c = c.divide(new BigDecimal("4.5"))
c.divide(new BigDecimal("4.5"));
// BUG: Diagnostic contains: remove this line
new BigDecimal("10").add(c);
}
Path p = Paths.get("foo/bar/baz");
{ // Path methods
// BUG: Diagnostic contains: p = p.getFileName();
p.getFileName();
// BUG: Diagnostic contains: p = p.getName(0);
p.getName(0);
// BUG: Diagnostic contains: p = p.getParent();
p.getParent();
// BUG: Diagnostic contains: p = p.getRoot();
p.getRoot();
// BUG: Diagnostic contains: p = p.normalize();
p.normalize();
// BUG: Diagnostic contains: p = p.relativize(p);
p.relativize(p);
// BUG: Diagnostic contains: p = p.resolve(p);
p.resolve(p);
// BUG: Diagnostic contains: p = p.resolve("string");
p.resolve("string");
// BUG: Diagnostic contains: p = p.resolveSibling(p);
p.resolveSibling(p);
// BUG: Diagnostic contains: p = p.resolveSibling("string");
p.resolveSibling("string");
// BUG: Diagnostic contains: p = p.subpath(0, 1);
p.subpath(0, 1);
// BUG: Diagnostic contains: p = p.toAbsolutePath();
p.toAbsolutePath();
try {
// BUG: Diagnostic contains: p = p.toRealPath();
p.toRealPath();
} catch (IOException e) {
}
}
}