Package com.ibm.wala.util.tables

Class Query

java.lang.Object

com.ibm.wala.util.tables.Query

public class Query
extends Object

Misc SQL-like support for queries on tables

Constructor Summary

Constructors

Constructor	Description
Query()

Method Summary

Modifier and Type	Method	Description
static <T> Collection<Map<String,T>>	selectStarWhere(Table<T> t, String column, Predicate<T> P)	SELECT attribute FROM t where P(column)
static <T> Collection<Map<String,T>>	selectStarWhereEquals(Table<T> t, String column, T value)	SELECT * from t where column=value
static <T> Collection<T>	selectWhereEquals(Table<T> t, String attribute, String column, T value)	SELECT attribute FROM t where column=value
static StringTable	viewWhereEquals(StringTable t, String column, String value)
static <T> Table<T>	viewWhereEquals(Table<T> t, String column, T value)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Query

public Query()

Method Detail

selectStarWhereEquals

@NullUnmarked
public static <T> Collection<Map<String,T>> selectStarWhereEquals(Table<T> t,
                                                                        String column,
                                                                        T value)
                                                                 throws IllegalArgumentException

SELECT * from t where column=value

Throws:

IllegalArgumentException - if t == null

selectWhereEquals

public static <T> Collection<T> selectWhereEquals(Table<T> t,
                                                  String attribute,
                                                  String column,
                                                  T value)

SELECT attribute FROM t where column=value

selectStarWhere

public static <T> Collection<Map<String,T>> selectStarWhere(Table<T> t,
                                                                  String column,
                                                                  Predicate<T> P)

SELECT attribute FROM t where P(column)

viewWhereEquals

public static <T> Table<T> viewWhereEquals(Table<T> t,
                                           String column,
                                           T value)

viewWhereEquals

public static StringTable viewWhereEquals(StringTable t,
                                          String column,
                                          String value)