import java.util.Map; @Component public class LogFilter implements Filter { private int order =1; public int getOrder() { return order; } public void setOrder(int order) { this.order = order; } public void doFiler(Map<String, String> prams) { System.out.println("打印日志"); } } ...
public synchronized class OrderedSet extends java.util.AbstractSet implements java.util.Set, java.io.SerializableSee Also: Serialized FormConstructor Summary OrderedSet() Method Summary boolean add(java.lang.Object) boolean addAll(java.util.Set) java.util.Iterator iterator() int size() ...
首先,我们需要定义一个名为OrderedSet的类,并在初始化方法中定义一个空的列表和一个空的集合,用于存储元素的顺序和唯一性。 classOrderedSet:def__init__(self):# 用于保存元素的顺序self.items=[]# 用于保证元素的唯一性self.item_set=set() 1. 2. 3. 4. 5. 6. 步骤2: 实现添加元素方法 我们需要创...
Caused by: java.lang.NoSuchMethodError: org.apache.commons.collections.SetUtils.orderedSet(Ljava/util/Set;)Ljava/util/Set; 的原因是由于使用的commons-collections.jar版本太低导致的要使用3.*的才行。 对于使用MyEclipse的,如果导入了commons-collections.jar 3.*的包还不行,而且没有找到其他的包的话很可能...
因为如果是这样的话,您将在行NullPointerException中得到一个E temp = this.nextElem.info;。或者,...
import java.util.Map; @Component public class PowerLogFilter implements Filter { private int order =2; public int getOrder() { return order; } public void setOrder(int order) { this.order = order; } public void doFiler(Map<String, String> prams) { ...
)") public void point() { } @Before("point()") public void onlyReadPre() { DataSourceContextHolder.setDataSourceType(DataSourceType.MYSQL); System.out.println("数据库切换MYSQL"); } @After("point()") public void onlyReadPast() { DataSourceContextHolder.setDataSourceType(DataSourceType....
Methods inherited from interface java.lang.Iterable forEach Methods inherited from interface java.util.Set add, addAll, clear, contains, containsAll, equals, hashCode, isEmpty, iterator, remove, removeAll, retainAll, size, spliterator, toArray, toArrayMethod Detail reverseIterator It...
DataSourceContextHolder.setDataSourceType(DataSourceType.ORACLE); System.out.println("数据库切换回ORACLE"); }@OverridepublicintgetOrder(){return1; } } 在上述代码中,我们定义了一个切点,用于拦截所有的service的方法。然后再方法执行前,我们将数据库切换到mysql,方法执行之后,数据库切换成oracle。
public void setOrder(int order) { this.order = order; } public void doFiler(Map<String, String> prams) { System.out.println("打印日志"); } } import java.util.Map; @Component public class PowerLogFilter implements Filter { private int order =2; ...