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改版EntityXInfo

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地平线
2015-05-30 20:40:18 +08:00
parent 5d8b492503
commit 38a568e494
2 changed files with 108 additions and 77 deletions
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105
src/com/wentch/redkale/source/FilterNode.java
View File

@@ -16,64 +16,41 @@ import java.util.function.*;
*
* @author zhangjx
*/
public class FilterNode {
public abstract class FilterNode {
private boolean signand = true;
protected boolean signand = true;
private String column;
protected String column;
private FilterExpress express;
protected FilterExpress express;
private Serializable value;
protected FilterNode[] nodes;
private FilterNode[] nodes;
public FilterNode() {
}
public FilterNode(String col, FilterExpress exp, Serializable val) {
Objects.requireNonNull(col);
if (exp == null) {
if (val instanceof Range) {
exp = FilterExpress.BETWEEN;
} else if (val instanceof Collection) {
exp = FilterExpress.IN;
} else if (val != null && val.getClass().isArray()) {
exp = FilterExpress.IN;
} else {
exp = FilterExpress.EQUAL;
}
}
this.column = col;
this.express = exp;
this.value = val;
}
public FilterNode and(FilterNode node) {
public final FilterNode and(FilterNode node) {
return any(node, true);
}
public FilterNode and(String column, Serializable value) {
return and(new FilterNode(column, null, value));
public final FilterNode and(String column, Serializable value) {
return and(new FilterSimpleNode(column, null, value));
}
public FilterNode and(String column, FilterExpress express, Serializable value) {
return and(new FilterNode(column, express, value));
public final FilterNode and(String column, FilterExpress express, Serializable value) {
return and(new FilterSimpleNode(column, express, value));
}
public FilterNode or(FilterNode node) {
return any(node, false);
public final FilterNode or(FilterNode node) {
return any((FilterSimpleNode) node, false);
}
public FilterNode or(String column, Serializable value) {
return or(new FilterNode(column, null, value));
public final FilterNode or(String column, Serializable value) {
return or(new FilterSimpleNode(column, null, value));
}
public FilterNode or(String column, FilterExpress express, Serializable value) {
return or(new FilterNode(column, express, value));
public final FilterNode or(String column, FilterExpress express, Serializable value) {
return or(new FilterSimpleNode(column, express, value));
}
private FilterNode any(FilterNode node, boolean sign) {
protected final FilterNode any(FilterNode node, boolean sign) {
Objects.requireNonNull(node);
if (nodes == null) {
nodes = new FilterNode[]{node};
@@ -87,38 +64,35 @@ public class FilterNode {
this.nodes = newsiblings;
return this;
}
FilterNode newnode = new FilterNode(this.column, this.express, this.value);
newnode.signand = this.signand;
newnode.nodes = this.nodes;
this.nodes = new FilterNode[]{newnode};
this.column = node.column;
this.express = node.express;
this.value = node.value;
this.signand = sign;
this.copyFrom(node, sign);
return this;
}
protected abstract void copyFrom(FilterNode node, boolean sign);
protected abstract Serializable getValue(Object bean);
public static FilterNode create(String column, Serializable value) {
return create(column, FilterExpress.EQUAL, value);
}
public static FilterNode create(String column, FilterExpress express, Serializable value) {
return new FilterNode(column, express, value);
return new FilterSimpleNode(column, express, value);
}
<T> Predicate<T> createFilterPredicate(final EntityInfo<T> info) {
protected final <T> Predicate<T> createFilterPredicate(final EntityInfo<T> info, Object bean) {
if (info == null) return null;
Predicate<T> filter = createFilterPredicate(info.getAttribute(column), value);
Predicate<T> filter = createFilterPredicate(info.getAttribute(column), getValue(bean));
if (nodes == null) return filter;
for (FilterNode node : this.nodes) {
Predicate<T> f = node.createFilterPredicate(info);
Predicate<T> f = node.createFilterPredicate(info, bean);
if (f == null) continue;
filter = (filter == null) ? f : (signand ? filter.and(f) : filter.or(f));
}
return filter;
}
private <T> Predicate<T> createFilterPredicate(final Attribute<T, ?> attr, final Serializable val) {
protected final <T> Predicate<T> createFilterPredicate(final Attribute<T, ?> attr, final Serializable val) {
if (attr == null) return null;
if (val == null && express != ISNULL && express != ISNOTNULL) return null;
switch (express) {
@@ -209,7 +183,7 @@ public class FilterNode {
return null;
}
String formatValue() {
protected static String formatValue(Object value) {
if (value == null) return null;
if (value instanceof Number) return value.toString();
if (value instanceof CharSequence) {
@@ -249,21 +223,6 @@ public class FilterNode {
return String.valueOf(value);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
if (nodes == null) {
sb.append(column).append(' ').append(express.value()).append(' ').append(formatValue());
} else {
sb.append('(').append(column).append(' ').append(express.value()).append(' ').append(formatValue());
for (FilterNode node : this.nodes) {
sb.append(signand ? " AND " : " OR ").append(node.toString());
}
sb.append(')');
}
return sb.toString();
}
public boolean isSignand() {
return signand;
}
@@ -288,14 +247,6 @@ public class FilterNode {
this.express = express;
}
public Serializable getValue() {
return value;
}
public void setValue(Serializable value) {
this.value = value;
}
public FilterNode[] getNodes() {
return nodes;
}

80
src/com/wentch/redkale/source/FilterSimpleNode.java Normal file
View File

@@ -0,0 +1,80 @@
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.wentch.redkale.source;
import java.io.*;
import java.util.*;
/**
*
* @author zhangjx
*/
public final class FilterSimpleNode extends FilterNode {
private Serializable value;
public FilterSimpleNode() {
}
FilterSimpleNode(String col, FilterExpress exp, Serializable val) {
Objects.requireNonNull(col);
if (exp == null) {
if (val instanceof Range) {
exp = FilterExpress.BETWEEN;
} else if (val instanceof Collection) {
exp = FilterExpress.IN;
} else if (val != null && val.getClass().isArray()) {
exp = FilterExpress.IN;
} else {
exp = FilterExpress.EQUAL;
}
}
this.column = col;
this.express = exp;
this.value = val;
}
@Override
protected void copyFrom(FilterNode node, boolean sign) {
FilterSimpleNode newnode = new FilterSimpleNode(this.column, this.express, this.value);
newnode.signand = this.signand;
newnode.nodes = this.nodes;
this.nodes = new FilterNode[]{newnode};
this.column = node.column;
this.express = node.express;
this.signand = sign;
if (node instanceof FilterSimpleNode) this.value = ((FilterSimpleNode) node).value;
}
@Override
protected Serializable getValue(Object bean) {
return value;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
if (nodes == null) {
sb.append(column).append(' ').append(express.value()).append(' ').append(formatValue(value));
} else {
sb.append('(').append(column).append(' ').append(express.value()).append(' ').append(formatValue(value));
for (FilterNode node : this.nodes) {
sb.append(signand ? " AND " : " OR ").append(node.toString());
}
sb.append(')');
}
return sb.toString();
}
public Serializable getValue() {
return value;
}
public void setValue(Serializable value) {
this.value = value;
}
}