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Replace 'String.length() == 0' with 'String.isEmpty()'

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See gh-8103
This commit is contained in:
Johnny Lim 2017-01-25 09:50:31 +09:00 committed by Stephane Nicoll
parent 79233b019e
commit 32f9e90de5
9 changed files with 11 additions and 11 deletions
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2
spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/ConfigurationPropertiesReportEndpoint.java
View File

@ -234,7 +234,7 @@ public class ConfigurationPropertiesReportEndpoint
private Map<String, Object> sanitize(String prefix, Map<String, Object> map) {
for (Map.Entry<String, Object> entry : map.entrySet()) {
String key = entry.getKey();
String qualifiedKey = (prefix.length() == 0 ? prefix : prefix + ".") + key;
String qualifiedKey = (prefix.isEmpty() ? prefix : prefix + ".") + key;
Object value = entry.getValue();
if (value instanceof Map) {
map.put(key, sanitize(qualifiedKey, (Map<String, Object>) value));

2
spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/mvc/AbstractMvcEndpoint.java
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@ -69,7 +69,7 @@ public abstract class AbstractMvcEndpoint extends WebMvcConfigurerAdapter
@PostConstruct
private void validate() {
Assert.notNull(this.path, "Path must not be null");
Assert.isTrue(this.path.length() == 0 || this.path.startsWith("/"),
Assert.isTrue(this.path.isEmpty() || this.path.startsWith("/"),
"Path must start with / or be empty");
}

2
spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/amqp/RabbitProperties.java
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@ -770,7 +770,7 @@ public class RabbitProperties {
int hostIndex = input.indexOf("/");
if (hostIndex >= 0) {
this.virtualHost = input.substring(hostIndex + 1);
if (this.virtualHost.length() == 0) {
if (this.virtualHost.isEmpty()) {
this.virtualHost = "/";
}
input = input.substring(0, hostIndex);

2
spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/h2/H2ConsoleProperties.java
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@ -47,7 +47,7 @@ public class H2ConsoleProperties {
@PostConstruct
private void validate() {
Assert.notNull(this.path, "Path must not be null");
Assert.isTrue(this.path.length() == 0 || this.path.startsWith("/"),
Assert.isTrue(this.path.isEmpty() || this.path.startsWith("/"),
"Path must start with / or be empty");
}

2
spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/webservices/WebServicesProperties.java
View File

@ -44,7 +44,7 @@ public class WebServicesProperties {
@PostConstruct
private void validate() {
Assert.notNull(this.path, "Path must not be null");
Assert.isTrue(this.path.length() == 0 || this.path.startsWith("/"),
Assert.isTrue(this.path.isEmpty() || this.path.startsWith("/"),
"Path must start with / or be empty");
}

2
spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/jar/AsciiBytes.java
View File

@ -121,7 +121,7 @@ final class AsciiBytes {
}
public AsciiBytes append(String string) {
if (string == null || string.length() == 0) {
if (string == null || string.isEmpty()) {
return this;
}
return append(string.getBytes(UTF_8));

4
spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/jar/JarURLConnection.java
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@ -293,7 +293,7 @@ final class JarURLConnection extends java.net.JarURLConnection {
}
private String decode(String source) {
if (source.length() == 0 || (source.indexOf('%') < 0)) {
if (source.isEmpty() || (source.indexOf('%') < 0)) {
return source;
}
ByteArrayOutputStream bos = new ByteArrayOutputStream(source.length());
@ -347,7 +347,7 @@ final class JarURLConnection extends java.net.JarURLConnection {
}
public boolean isEmpty() {
return this.name.length() == 0;
return this.name.isEmpty();
}
public String getContentType() {

2
spring-boot/src/main/java/org/springframework/boot/bind/RelaxedConversionService.java
View File

@ -120,7 +120,7 @@ class RelaxedConversionService implements ConversionService {
@Override
public T convert(String source) {
if (source.length() == 0) {
if (source.isEmpty()) {
// It's an empty enum identifier: reset the enum value to null.
return null;
}

4
spring-boot/src/main/java/org/springframework/boot/context/ConfigurationWarningsApplicationContextInitializer.java
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@ -206,14 +206,14 @@ public class ConfigurationWarningsApplicationContextInitializer
}
private boolean isProblematicPackage(String scannedPackage) {
if (scannedPackage == null || scannedPackage.length() == 0) {
if (scannedPackage == null || scannedPackage.isEmpty()) {
return true;
}
return PROBLEM_PACKAGES.contains(scannedPackage);
}
private String getDisplayName(String scannedPackage) {
if (scannedPackage == null || scannedPackage.length() == 0) {
if (scannedPackage == null || scannedPackage.isEmpty()) {
return "the default package";
}
return "'" + scannedPackage + "'";