Avoid String concatenation for not-null assertion in BeanProperty/DirectFieldBindingResult

Issue: SPR-16455

(cherry picked from commit 9c069f6)
This commit is contained in:
Juergen Hoeller
2018-02-02 11:33:39 +01:00
parent d8a2672505
commit 9926b68473
2 changed files with 8 additions and 6 deletions

View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2012 the original author or authors.
* Copyright 2002-2018 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.
@@ -21,7 +21,6 @@ import java.io.Serializable;
import org.springframework.beans.BeanWrapper;
import org.springframework.beans.ConfigurablePropertyAccessor;
import org.springframework.beans.PropertyAccessorFactory;
import org.springframework.util.Assert;
/**
* Default implementation of the {@link Errors} and {@link BindingResult}
@@ -102,7 +101,9 @@ public class BeanPropertyBindingResult extends AbstractPropertyBindingResult imp
* @see #getTarget()
*/
protected BeanWrapper createBeanWrapper() {
Assert.state(this.target != null, "Cannot access properties on null bean instance '" + getObjectName() + "'!");
if (this.target == null) {
throw new IllegalStateException("Cannot access properties on null bean instance '" + getObjectName() + "'");
}
return PropertyAccessorFactory.forBeanPropertyAccess(this.target);
}

View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2014 the original author or authors.
* Copyright 2002-2018 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.
@@ -18,7 +18,6 @@ package org.springframework.validation;
import org.springframework.beans.ConfigurablePropertyAccessor;
import org.springframework.beans.PropertyAccessorFactory;
import org.springframework.util.Assert;
/**
* Special implementation of the Errors and BindingResult interfaces,
@@ -90,7 +89,9 @@ public class DirectFieldBindingResult extends AbstractPropertyBindingResult {
* @see #getTarget()
*/
protected ConfigurablePropertyAccessor createDirectFieldAccessor() {
Assert.state(this.target != null, "Cannot access fields on null target instance '" + getObjectName() + "'!");
if (this.target == null) {
throw new IllegalStateException("Cannot access fields on null target instance '" + getObjectName() + "'");
}
return PropertyAccessorFactory.forDirectFieldAccess(this.target);
}