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地平线
2015-05-29 20:39:26 +08:00
parent 72eb1bc7a3
commit 793cdf31e3
1 changed files with 19 additions and 43 deletions
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62
src/com/wentch/redkale/source/FilterNode.java
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@@ -119,55 +119,46 @@ public class FilterNode {
} }
private <T> Predicate<T> createFilterPredicate(final Attribute<T, ?> attr) { private <T> Predicate<T> createFilterPredicate(final Attribute<T, ?> attr) {
Predicate<T> filter = null;
if (attr == null) return null; if (attr == null) return null;
if (value == null && express != ISNULL && express != ISNOTNULL) return null; if (value == null && express != ISNULL && express != ISNOTNULL) return null;
switch (express) { switch (express) {
case EQUAL: case EQUAL: return (T t) -> value.equals(attr.get(t));
filter = (T t) -> value.equals(attr.get(t)); case NOTEQUAL: return (T t) -> !value.equals(attr.get(t));
break; case GREATERTHAN: return (T t) -> ((Number) attr.get(t)).longValue() > ((Number) value).longValue();
case NOTEQUAL: case LESSTHAN: return (T t) -> ((Number) attr.get(t)).longValue() < ((Number) value).longValue();
filter = (T t) -> !value.equals(attr.get(t)); case GREATERTHANOREQUALTO: return (T t) -> ((Number) attr.get(t)).longValue() >= ((Number) value).longValue();
break; case LESSTHANOREQUALTO: return (T t) -> ((Number) attr.get(t)).longValue() <= ((Number) value).longValue();
case ISNULL: return (T t) -> attr.get(t) == null;
case ISNOTNULL: return (T t) -> attr.get(t) != null;
case OPAND: return (T t) -> (((Number) attr.get(t)).longValue() & ((Number) value).longValue()) > 0;
case OPOR: return (T t) -> (((Number) attr.get(t)).longValue() | ((Number) value).longValue()) > 0;
case OPANDNO: return (T t) -> (((Number) attr.get(t)).longValue() & ((Number) value).longValue()) == 0;
case LIKE: case LIKE:
filter = (T t) -> { return (T t) -> {
Object rs = attr.get(t); Object rs = attr.get(t);
return rs != null && rs.toString().contains(value.toString()); return rs != null && rs.toString().contains(value.toString());
}; };
break;
case NOTLIKE: case NOTLIKE:
filter = (T t) -> { return (T t) -> {
Object rs = attr.get(t); Object rs = attr.get(t);
return rs == null || !rs.toString().contains(value.toString()); return rs == null || !rs.toString().contains(value.toString());
}; };
break;
case GREATERTHAN:
filter = (T t) -> ((Number) attr.get(t)).longValue() > ((Number) value).longValue();
break;
case LESSTHAN:
filter = (T t) -> ((Number) attr.get(t)).longValue() < ((Number) value).longValue();
break;
case GREATERTHANOREQUALTO:
filter = (T t) -> ((Number) attr.get(t)).longValue() >= ((Number) value).longValue();
break;
case LESSTHANOREQUALTO:
filter = (T t) -> ((Number) attr.get(t)).longValue() <= ((Number) value).longValue();
break;
case BETWEEN: case BETWEEN:
case NOTBETWEEN: case NOTBETWEEN:
Range range = (Range) value; Range range = (Range) value;
final Comparable min = range.getMin(); final Comparable min = range.getMin();
final Comparable max = range.getMax(); final Comparable max = range.getMax();
filter = (T t) -> { Predicate<T> p = (T t) -> {
Comparable rs = (Comparable) attr.get(t); Comparable rs = (Comparable) attr.get(t);
if (rs == null) return false; if (rs == null) return false;
if (min != null && min.compareTo(rs) >= 0) return false; if (min != null && min.compareTo(rs) >= 0) return false;
return !(max != null && max.compareTo(rs) <= 0); return !(max != null && max.compareTo(rs) <= 0);
}; };
if (express == NOTBETWEEN) filter = filter.negate(); if (express == NOTBETWEEN) p = p.negate();
break; return p;
case IN: case IN:
case NOTIN: case NOTIN:
Predicate<T> filter;
if (value instanceof Collection) { if (value instanceof Collection) {
filter = (T t) -> { filter = (T t) -> {
Object rs = attr.get(t); Object rs = attr.get(t);
@@ -213,24 +204,9 @@ public class FilterNode {
} }
} }
if (express == NOTIN) filter = filter.negate(); if (express == NOTIN) filter = filter.negate();
break; return filter;
case ISNULL:
filter = (T t) -> attr.get(t) == null;
break;
case ISNOTNULL:
filter = (T t) -> attr.get(t) != null;
break;
case OPAND:
filter = (T t) -> (((Number) attr.get(t)).longValue() & ((Number) value).longValue()) > 0;
break;
case OPOR:
filter = (T t) -> (((Number) attr.get(t)).longValue() | ((Number) value).longValue()) > 0;
break;
case OPANDNO:
filter = (T t) -> (((Number) attr.get(t)).longValue() & ((Number) value).longValue()) == 0;
break;
} }
return filter; return null;
} }
private String formatValue() { private String formatValue() {