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RedKale
2016-03-16 12:37:13 +08:00
parent 335ed73b8e
commit 90f6e0720e
3 changed files with 238 additions and 29 deletions
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4
src/main/java/org/redkale/source/FilterExpress.java
View File

@@ -39,8 +39,8 @@ public enum FilterExpress {
OPAND("&"), //与运算 > 0
OPOR("|"), //或运算 > 0
OPANDNO("&"), //与运算 == 0
MOD("%"), //取模运算 > 0
MODNO("%"), //取模运算 == 0
FV_MOD("%"), //取模运算，需要与FilterValue配合使用
FV_DIV("DIV"), //整除运算，需要与FilterValue配合使用
AND("AND"),
OR("OR");

201
src/main/java/org/redkale/source/FilterNode.java
View File

@@ -215,7 +215,14 @@ public class FilterNode {
if (express == ISNULL || express == ISNOTNULL) {
return new StringBuilder().append(info.getSQLColumn(talis, column)).append(' ').append(express.value());
}
CharSequence val = formatToString(express, getValue());
Object val0 = getValue();
if(val0 == null) return null;
if (express == FV_MOD || express == FV_DIV) {
FilterValue fv = (FilterValue)val0;
return new StringBuilder().append(info.getSQLColumn(talis, column)).append(' ').append(express.value()).append(' ').append(fv.getOptvalue())
.append(' ').append(fv.getExpress().value()).append(' ').append(fv.getDestvalue());
}
CharSequence val = formatToString(express, val0);
if (val == null) return null;
StringBuilder sb = new StringBuilder(32);
if (express == CONTAIN) return info.containSQL.replace("${column}", info.getSQLColumn(talis, column)).replace("${keystr}", val);
@@ -232,10 +239,8 @@ public class FilterNode {
switch (express) {
case OPAND:
case OPOR:
case MOD:
sb.append(express.value()).append(' ').append(val).append(" > 0");
break;
case MODNO:
case OPANDNO:
sb.append(express.value()).append(' ').append(val).append(" = 0");
break;
@@ -525,19 +530,174 @@ public class FilterNode {
return field + " & " + val + " > 0";
}
};
case MOD:
return new Predicate<T>() {
case FV_MOD:
FilterValue fv0 = (FilterValue)val;
switch(fv0.getExpress()) {
case EQUAL :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % ((Number) val).longValue()) > 0;
}
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) == fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " % " + val + " > 0";
}
};
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
case NOTEQUAL :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) != fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
case GREATERTHAN :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) > fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
case LESSTHAN :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) < fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
case GREATERTHANOREQUALTO :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) >= fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
case LESSTHANOREQUALTO :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % fv0.getOptvalue().longValue()) <= fv0.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv0.getOptvalue() + " " + fv0.getExpress().value() + " " + fv0.getDestvalue();
}
};
default :
throw new RuntimeException("(" + fv0 + ")'s express illegal, must be =, !=, <, >, <=, >=");
}
case FV_DIV:
FilterValue fv1 = (FilterValue)val;
switch(fv1.getExpress()) {
case EQUAL :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) == fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
case NOTEQUAL :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) != fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
case GREATERTHAN :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) > fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
case LESSTHAN :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) < fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
case GREATERTHANOREQUALTO :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) >= fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
case LESSTHANOREQUALTO :
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() / fv1.getOptvalue().longValue()) <= fv1.getDestvalue().longValue();
}
@Override
public String toString() {
return field + " " + express.value() + " " + fv1.getOptvalue() + " " + fv1.getExpress().value() + " " + fv1.getDestvalue();
}
};
default :
throw new RuntimeException("(" + fv1 + ")'s express illegal, must be =, !=, <, >, <=, >=");
}
case OPOR:
return new Predicate<T>() {
@@ -564,19 +724,6 @@ public class FilterNode {
return field + " & " + val + " = 0";
}
};
case MODNO:
return new Predicate<T>() {
@Override
public boolean test(T t) {
return (((Number) attr.get(t)).longValue() % ((Number) val).longValue()) == 0;
}
@Override
public String toString() {
return field + " % " + val + " = 0";
}
};
case LIKE:
return new Predicate<T>() {

62
src/main/java/org/redkale/source/FilterValue.java Normal file
View File

@@ -0,0 +1,62 @@
/*
* 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 org.redkale.source;
/**
* FilterValue主要用于复杂的表达式， 例如: col / 10 = 3 、MOD(col, 8) > 0 这些都不是单独一个数值能表达的，因此需要FilterValue 才构建 8 、 > 、0 组合值.
*
* @author zhangjx
*/
public class FilterValue implements java.io.Serializable {
private Number optvalue;
private FilterExpress express;
private Number destvalue;
public FilterValue() {
}
public FilterValue(Number optvalue, Number destvalue) {
this(optvalue, FilterExpress.EQUAL, destvalue);
}
public FilterValue(Number optvalue, FilterExpress express) {
this(optvalue, express, 0);
}
public FilterValue(Number optvalue, FilterExpress express, Number destvalue) {
this.optvalue = optvalue;
this.express = express;
this.destvalue = destvalue;
}
public Number getOptvalue() {
return optvalue == null ? 0 : optvalue;
}
public void setOptvalue(Number optvalue) {
this.optvalue = optvalue;
}
public FilterExpress getExpress() {
return express == null ? FilterExpress.EQUAL : express;
}
public void setExpress(FilterExpress express) {
this.express = express;
}
public Number getDestvalue() {
return destvalue == null ? 0 : destvalue;
}
public void setDestvalue(Number destvalue) {
this.destvalue = destvalue;
}
}