Spring/spring-framework
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Polishing

Browse Source
This commit is contained in:
Juergen Hoeller
2014-02-06 20:35:59 +01:00
parent 8c4e372558
commit 426f52b393
6 changed files with 80 additions and 80 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
spring-core/src/main/java/org/springframework/core/ResolvableType.java
View File

@@ -77,19 +77,17 @@ import org.springframework.util.StringUtils;
@SuppressWarnings("serial")
public final class ResolvableType implements Serializable {
private static ConcurrentReferenceHashMap<ResolvableType, ResolvableType> cache =
new ConcurrentReferenceHashMap<ResolvableType, ResolvableType>();
/**
* {@code ResolvableType} returned when no value is available. {@code NONE} is used
* in preference to {@code null} so that multiple method calls can be safely chained.
*/
public static final ResolvableType NONE = new ResolvableType(null, null, null, null);
private static final ResolvableType[] EMPTY_TYPES_ARRAY = new ResolvableType[0];
private static final ConcurrentReferenceHashMap<ResolvableType, ResolvableType> cache =
new ConcurrentReferenceHashMap<ResolvableType, ResolvableType>(256);
/**
* The underlying Java type being managed (only ever {@code null} for {@link #NONE}).
@@ -1085,7 +1083,7 @@ public final class ResolvableType implements Serializable {
* @see #forType(Type, ResolvableType)
*/
public static ResolvableType forType(Type type) {
return forType(type, (VariableResolver) null);
return forType(type, null, null);
}
/**

21
spring-core/src/main/java/org/springframework/util/ConcurrentReferenceHashMap.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -132,6 +132,15 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
this(initialCapacity, DEFAULT_LOAD_FACTOR, concurrencyLevel, DEFAULT_REFERENCE_TYPE);
}
/**
* Create a new {@code ConcurrentReferenceHashMap} instance.
* @param initialCapacity the initial capacity of the map
* @param referenceType the reference type used for entries (soft or weak)
*/
public ConcurrentReferenceHashMap(int initialCapacity, ReferenceType referenceType) {
this(initialCapacity, DEFAULT_LOAD_FACTOR, DEFAULT_CONCURRENCY_LEVEL, referenceType);
}
/**
* Create a new {@code ConcurrentReferenceHashMap} instance.
* @param initialCapacity the initial capacity of the map
@@ -151,7 +160,7 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
* table exceeds this value, resize will be attempted.
* @param concurrencyLevel the expected number of threads that will concurrently
* write to the map
* @param referenceType the reference type used for entries
* @param referenceType the reference type used for entries (soft or weak)
*/
@SuppressWarnings("unchecked")
public ConcurrentReferenceHashMap(int initialCapacity, float loadFactor, int concurrencyLevel,
@@ -165,10 +174,10 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
this.shift = calculateShift(concurrencyLevel, MAXIMUM_CONCURRENCY_LEVEL);
int size = 1 << this.shift;
this.referenceType = referenceType;
int roundedUpSegmentCapactity = (int) ((initialCapacity + size - 1L) / size);
int roundedUpSegmentCapacity = (int) ((initialCapacity + size - 1L) / size);
this.segments = (Segment[]) Array.newInstance(Segment.class, size);
for (int i = 0; i < this.segments.length; i++) {
this.segments[i] = new Segment(roundedUpSegmentCapactity);
this.segments[i] = new Segment(roundedUpSegmentCapacity);
}
}
@@ -186,8 +195,8 @@ public class ConcurrentReferenceHashMap<K, V> extends AbstractMap<K, V> implemen
}
/**
* Factory method that returns the {@link ReferenceManager}. This method will be
* called once for each {@link Segment}.
* Factory method that returns the {@link ReferenceManager}.
* This method will be called once for each {@link Segment}.
* @return a new reference manager
*/
protected ReferenceManager createReferenceManager() {

31
spring-core/src/main/java/org/springframework/util/CustomizableThreadCreator.java
View File

@@ -20,8 +20,8 @@ import java.io.Serializable;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Simple customizable helper class for creating threads. Provides various
* bean properties, such as thread name prefix, thread priority, etc.
* Simple customizable helper class for creating new {@link Thread} instances.
* Provides various bean properties: thread name prefix, thread priority, etc.
*
* <p>Serves as base class for thread factories such as
* {@link org.springframework.scheduling.concurrent.CustomizableThreadFactory}.
@@ -41,7 +41,7 @@ public class CustomizableThreadCreator implements Serializable {
private ThreadGroup threadGroup;
private final AtomicInteger threadCount = new AtomicInteger();
private final AtomicInteger threadCount = new AtomicInteger(0);
/**
@@ -95,11 +95,11 @@ public class CustomizableThreadCreator implements Serializable {
/**
* Set whether this factory is supposed to create daemon threads,
* just executing as long as the application itself is running.
* <p>Default is "false": Concrete factories usually support explicit
* cancelling. Hence, if the application shuts down, Runnables will
* by default finish their execution.
* <p>Specify "true" for eager shutdown of threads which still
* actively execute a Runnable.
* <p>Default is "false": Concrete factories usually support explicit cancelling.
* Hence, if the application shuts down, Runnables will by default finish their
* execution.
* <p>Specify "true" for eager shutdown of threads which still actively execute
* a {@link Runnable} at the time that the application itself shuts down.
* @see java.lang.Thread#setDaemon
*/
public void setDaemon(boolean daemon) {
@@ -131,7 +131,7 @@ public class CustomizableThreadCreator implements Serializable {
/**
* Return the thread group that threads should be created in
* (or {@code null}) for the default group.
* (or {@code null} for the default group).
*/
public ThreadGroup getThreadGroup() {
return this.threadGroup;
@@ -139,9 +139,9 @@ public class CustomizableThreadCreator implements Serializable {
/**
* Template method for the creation of a Thread.
* <p>Default implementation creates a new Thread for the given
* Runnable, applying an appropriate thread name.
* Template method for the creation of a new {@link Thread}.
* <p>The default implementation creates a new Thread for the given
* {@link Runnable}, applying an appropriate thread name.
* @param runnable the Runnable to execute
* @see #nextThreadName()
*/
@@ -153,10 +153,9 @@ public class CustomizableThreadCreator implements Serializable {
}
/**
* Return the thread name to use for a newly created thread.
* <p>Default implementation returns the specified thread name prefix
* with an increasing thread count appended: for example,
* "SimpleAsyncTaskExecutor-0".
* Return the thread name to use for a newly created {@link Thread}.
* <p>The default implementation returns the specified thread name prefix
* with an increasing thread count appended: e.g. "SimpleAsyncTaskExecutor-0".
* @see #getThreadNamePrefix()
*/
protected String nextThreadName() {

25
spring-core/src/main/java/org/springframework/util/ReflectionUtils.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -44,8 +44,13 @@ import java.util.regex.Pattern;
*/
public abstract class ReflectionUtils {
/**
* Pattern for detecting CGLIB-renamed methods.
* @see #isCglibRenamedMethod
*/
private static final Pattern CGLIB_RENAMED_METHOD_PATTERN = Pattern.compile("CGLIB\\$(.+)\\$\\d+");
/**
* Attempt to find a {@link Field field} on the supplied {@link Class} with the
* supplied {@code name}. Searches all superclasses up to {@link Object}.
@@ -373,19 +378,21 @@ public abstract class ReflectionUtils {
* Determine whether the given method is originally declared by {@link java.lang.Object}.
*/
public static boolean isObjectMethod(Method method) {
if (method == null) {
return false;
}
try {
Object.class.getDeclaredMethod(method.getName(), method.getParameterTypes());
return true;
} catch (SecurityException ex) {
return false;
} catch (NoSuchMethodException ex) {
}
catch (Exception ex) {
return false;
}
}
/**
* Determine whether the given method is a CGLIB 'renamed' method, following
* the pattern "CGLIB$methodName$0".
* Determine whether the given method is a CGLIB 'renamed' method,
* following the pattern "CGLIB$methodName$0".
* @param renamedMethod the method to check
* @see org.springframework.cglib.proxy.Enhancer#rename
*/
@@ -514,15 +521,15 @@ public abstract class ReflectionUtils {
public void doWith(Method method) {
boolean knownSignature = false;
Method methodBeingOverriddenWithCovariantReturnType = null;
for (Method existingMethod : methods) {
if (method.getName().equals(existingMethod.getName()) &&
Arrays.equals(method.getParameterTypes(), existingMethod.getParameterTypes())) {
// is this a covariant return type situation?
// Is this a covariant return type situation?
if (existingMethod.getReturnType() != method.getReturnType() &&
existingMethod.getReturnType().isAssignableFrom(method.getReturnType())) {
methodBeingOverriddenWithCovariantReturnType = existingMethod;
} else {
}
else {
knownSignature = true;
}
break;