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Example 6 with JavaQueryCompiler

use of org.datanucleus.query.compiler.JavaQueryCompiler in project tests by datanucleus.

the class JPQLCompilerTest method testFilterUnaryMinus.

/**
 * Test for unary minus.
 */
public void testFilterUnaryMinus() {
    JavaQueryCompiler compiler = null;
    QueryCompilation compilation = null;
    try {
        compiler = new JPQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Project.class, null, "1 > -1", null, null, null, null, null, null, null);
        compilation = compiler.compile(new HashMap(), null);
    } catch (NucleusException ne) {
        NucleusLogger.QUERY.error("Exception during compile", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    // TODO Check the content of the compilation when it is compiled
    NucleusLogger.QUERY.info(">> compilation=" + compilation);
}
Also used : Project(org.datanucleus.samples.annotations.models.company.Project) JavaQueryCompiler(org.datanucleus.query.compiler.JavaQueryCompiler) HashMap(java.util.HashMap) QueryCompilation(org.datanucleus.query.compiler.QueryCompilation) NucleusException(org.datanucleus.exceptions.NucleusException) JPQLCompiler(org.datanucleus.query.compiler.JPQLCompiler)

Example 7 with JavaQueryCompiler

use of org.datanucleus.query.compiler.JavaQueryCompiler in project tests by datanucleus.

the class JDOQLCompilerTest method testFilterComparisonWithAnd.

/**
 * Tests for simple field-literal comparison in filter and AND of another comparison.
 */
public void testFilterComparisonWithAnd() {
    JavaQueryCompiler compiler = null;
    QueryCompilation compilation = null;
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, "statusId == 2 && 100.0 > price", null, null, null, null, null, null, null, null);
        compilation = compiler.compile(new HashMap(), null);
    } catch (NucleusException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    Expression expr = compilation.getExprFilter();
    assertTrue("Compiled expression should have been DyadicExpression but wasnt", expr instanceof DyadicExpression);
    DyadicExpression dyExpr = (DyadicExpression) expr;
    assertTrue("Compiled left expression should be DyadicExpression but isnt", dyExpr.getLeft() instanceof DyadicExpression);
    assertTrue("Compiled right expression should be DyadicExpression but isnt", dyExpr.getRight() instanceof DyadicExpression);
    DyadicExpression dyExpr1 = (DyadicExpression) dyExpr.getLeft();
    DyadicExpression dyExpr2 = (DyadicExpression) dyExpr.getRight();
    assertEquals("Operator between left and right is incorrect", Expression.OP_AND, dyExpr.getOperator());
    assertTrue("Compiled left expression should be PrimaryExpression but isnt", dyExpr1.getLeft() instanceof PrimaryExpression);
    assertTrue("Compiled right expression should be Literal but isnt", dyExpr1.getRight() instanceof Literal);
    assertEquals("Operator between left (left and right) is incorrect", Expression.OP_EQ, dyExpr1.getOperator());
    PrimaryExpression leftExpr1 = (PrimaryExpression) dyExpr1.getLeft();
    assertEquals("Compiled left expression has incorrect number of tuples", 1, leftExpr1.getTuples().size());
    assertEquals("Compiled left expression 'id' is incorrect", "statusId", leftExpr1.getId());
    Literal rightExpr1 = (Literal) dyExpr1.getRight();
    assertTrue("Compiled right expression literal is of incorrect type", rightExpr1.getLiteral() instanceof Long);
    assertEquals("Compiled right expression literal has incorrect value", 2, ((Long) rightExpr1.getLiteral()).longValue());
    assertTrue("Compiled right expression should be PrimaryExpression but isnt", dyExpr2.getRight() instanceof PrimaryExpression);
    assertTrue("Compiled left expression should be Literal but isnt", dyExpr2.getLeft() instanceof Literal);
    assertEquals("Operator between right (left and right) is incorrect", Expression.OP_GT, dyExpr2.getOperator());
    PrimaryExpression rightExpr2 = (PrimaryExpression) dyExpr2.getRight();
    assertEquals("Compiled left expression has incorrect number of tuples", 1, rightExpr2.getTuples().size());
    assertEquals("Compiled left expression 'id' is incorrect", "price", rightExpr2.getId());
    Literal leftExpr2 = (Literal) dyExpr2.getLeft();
    // TODO Why BigDecimal and not Double??
    assertTrue("Compiled right expression literal is of incorrect type", leftExpr2.getLiteral() instanceof BigDecimal);
    assertEquals("Compiled right expression literal has incorrect value", 100.0, ((BigDecimal) leftExpr2.getLiteral()).longValue(), 0.1);
}
Also used : JDOQLCompiler(org.datanucleus.query.compiler.JDOQLCompiler) JavaQueryCompiler(org.datanucleus.query.compiler.JavaQueryCompiler) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) HashMap(java.util.HashMap) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) ParameterExpression(org.datanucleus.query.expression.ParameterExpression) Expression(org.datanucleus.query.expression.Expression) InvokeExpression(org.datanucleus.query.expression.InvokeExpression) VariableExpression(org.datanucleus.query.expression.VariableExpression) OrderExpression(org.datanucleus.query.expression.OrderExpression) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) Literal(org.datanucleus.query.expression.Literal) Product(org.datanucleus.samples.store.Product) QueryCompilation(org.datanucleus.query.compiler.QueryCompilation) NucleusException(org.datanucleus.exceptions.NucleusException) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) BigDecimal(java.math.BigDecimal)

Example 8 with JavaQueryCompiler

use of org.datanucleus.query.compiler.JavaQueryCompiler in project tests by datanucleus.

the class JDOQLCompilerTest method testFilterComparison.

/**
 * Tests for simple field-literal comparison in filter.
 */
public void testFilterComparison() {
    JavaQueryCompiler compiler = null;
    QueryCompilation compilation = null;
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, "statusId == 2", null, null, null, null, null, null, null, null);
        compilation = compiler.compile(new HashMap(), null);
    } catch (NucleusException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    Expression expr = compilation.getExprFilter();
    assertTrue("Compiled expression should have been DyadicExpression but wasnt", expr instanceof DyadicExpression);
    DyadicExpression dyExpr = (DyadicExpression) expr;
    assertTrue("Compiled left expression should be PrimaryExpression but isnt", dyExpr.getLeft() instanceof PrimaryExpression);
    assertTrue("Compiled right expression should be Literal but isnt", dyExpr.getRight() instanceof Literal);
    assertEquals("Operator between left and right is incorrect", Expression.OP_EQ, dyExpr.getOperator());
    PrimaryExpression leftExpr1 = (PrimaryExpression) dyExpr.getLeft();
    assertEquals("Compiled left expression has incorrect number of tuples", 1, leftExpr1.getTuples().size());
    assertEquals("Compiled left expression 'id' is incorrect", "statusId", leftExpr1.getId());
    Literal rightExpr1 = (Literal) dyExpr.getRight();
    assertTrue("Compiled right expression literal is of incorrect type", rightExpr1.getLiteral() instanceof Long);
    assertEquals("Compiled right expression literal has incorrect value", 2, ((Long) rightExpr1.getLiteral()).longValue());
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, "100.0 > price", null, null, null, null, null, null, null, null);
    } catch (NucleusException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    compilation = compiler.compile(new HashMap(), null);
    expr = compilation.getExprFilter();
    assertTrue("Compiled expression should have been DyadicExpression but wasnt", expr instanceof DyadicExpression);
    dyExpr = (DyadicExpression) expr;
    assertTrue("Compiled right expression should be PrimaryExpression but isnt", dyExpr.getRight() instanceof PrimaryExpression);
    assertTrue("Compiled left expression should be Literal but isnt", dyExpr.getLeft() instanceof Literal);
    assertEquals("Operator between left and right is incorrect", Expression.OP_GT, dyExpr.getOperator());
    PrimaryExpression rightExpr2 = (PrimaryExpression) dyExpr.getRight();
    assertEquals("Compiled left expression has incorrect number of tuples", 1, rightExpr2.getTuples().size());
    assertEquals("Compiled left expression 'id' is incorrect", "price", rightExpr2.getId());
    Literal leftExpr2 = (Literal) dyExpr.getLeft();
    // TODO Why BigDecimal and not Double??
    assertTrue("Compiled right expression literal is of incorrect type", leftExpr2.getLiteral() instanceof BigDecimal);
    assertEquals("Compiled right expression literal has incorrect value", 100.0, ((BigDecimal) leftExpr2.getLiteral()).longValue(), 0.1);
}
Also used : JDOQLCompiler(org.datanucleus.query.compiler.JDOQLCompiler) JavaQueryCompiler(org.datanucleus.query.compiler.JavaQueryCompiler) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) HashMap(java.util.HashMap) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) ParameterExpression(org.datanucleus.query.expression.ParameterExpression) Expression(org.datanucleus.query.expression.Expression) InvokeExpression(org.datanucleus.query.expression.InvokeExpression) VariableExpression(org.datanucleus.query.expression.VariableExpression) OrderExpression(org.datanucleus.query.expression.OrderExpression) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) Literal(org.datanucleus.query.expression.Literal) Product(org.datanucleus.samples.store.Product) QueryCompilation(org.datanucleus.query.compiler.QueryCompilation) NucleusException(org.datanucleus.exceptions.NucleusException) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) BigDecimal(java.math.BigDecimal)

Example 9 with JavaQueryCompiler

use of org.datanucleus.query.compiler.JavaQueryCompiler in project tests by datanucleus.

the class JDOQLCompilerTest method testFilterWithStringEqualsLiteral.

/**
 * Tests for "String.equals(Literal)" in filter.
 */
public void testFilterWithStringEqualsLiteral() {
    JavaQueryCompiler compiler = null;
    QueryCompilation compilation = null;
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, "name.equals(\"Kettle\")", null, null, null, null, null, null, null, null);
        compilation = compiler.compile(new HashMap(), null);
    } catch (NucleusException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    Expression expr = compilation.getExprFilter();
    assertTrue("Compiled expression should have been InvokeExpression but wasnt", expr instanceof InvokeExpression);
    InvokeExpression invExpr = (InvokeExpression) expr;
    assertTrue("InvokeExpression should have been invoked on PrimaryExpression but wasnt", invExpr.getLeft() instanceof PrimaryExpression);
    assertEquals("Name of field upon which we invoke the method was wrong", "name", ((PrimaryExpression) invExpr.getLeft()).getId());
    assertEquals("Name of invoked method was wrong", "equals", invExpr.getOperation());
    assertEquals("Number of parameters is wrong", 1, invExpr.getArguments().size());
    Object param = invExpr.getArguments().get(0);
    assertTrue("Parameter to equals() is of wrong type", param instanceof Literal);
    Literal paramLit = (Literal) param;
    assertEquals("Parameter to equals() has wrong value", "Kettle", paramLit.getLiteral());
}
Also used : JDOQLCompiler(org.datanucleus.query.compiler.JDOQLCompiler) InvokeExpression(org.datanucleus.query.expression.InvokeExpression) JavaQueryCompiler(org.datanucleus.query.compiler.JavaQueryCompiler) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) HashMap(java.util.HashMap) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) ParameterExpression(org.datanucleus.query.expression.ParameterExpression) Expression(org.datanucleus.query.expression.Expression) InvokeExpression(org.datanucleus.query.expression.InvokeExpression) VariableExpression(org.datanucleus.query.expression.VariableExpression) OrderExpression(org.datanucleus.query.expression.OrderExpression) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) Literal(org.datanucleus.query.expression.Literal) Product(org.datanucleus.samples.store.Product) QueryCompilation(org.datanucleus.query.compiler.QueryCompilation) NucleusException(org.datanucleus.exceptions.NucleusException)

Example 10 with JavaQueryCompiler

use of org.datanucleus.query.compiler.JavaQueryCompiler in project tests by datanucleus.

the class JDOQLCompilerTest method testOrderNulls.

/**
 * Test for order clause.
 */
public void testOrderNulls() {
    // Test use of implicit variable in filter
    JavaQueryCompiler compiler = null;
    QueryCompilation compilation = null;
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, null, null, "name ASC", null, null, null, null, null, null);
        compilation = compiler.compile(null, null);
    } catch (NucleusUserException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    Expression[] orderExprs1 = compilation.getExprOrdering();
    assertEquals(1, orderExprs1.length);
    assertTrue(orderExprs1[0] instanceof OrderExpression);
    OrderExpression orderExpr1 = (OrderExpression) orderExprs1[0];
    assertEquals("name", ((PrimaryExpression) orderExpr1.getLeft()).getId());
    assertEquals("ascending", orderExpr1.getSortOrder());
    assertNull(orderExpr1.getNullOrder());
    // Test use of NULLS
    try {
        compiler = new JDOQLCompiler(nucCtx, nucCtx.getClassLoaderResolver(null), null, Product.class, null, null, null, "name ASC NULLS FIRST", null, null, null, null, null, null);
        compilation = compiler.compile(null, null);
    } catch (NucleusUserException ne) {
        NucleusLogger.QUERY.error("Exception thrown during compilation", ne);
        fail("compilation of filter with valid field threw exception : " + ne.getMessage());
    }
    Expression[] orderExprs2 = compilation.getExprOrdering();
    assertEquals(1, orderExprs2.length);
    assertTrue(orderExprs2[0] instanceof OrderExpression);
    OrderExpression orderExpr2 = (OrderExpression) orderExprs2[0];
    assertEquals("name", ((PrimaryExpression) orderExpr2.getLeft()).getId());
    assertEquals("ascending", orderExpr2.getSortOrder());
    assertEquals(NullOrderingType.NULLS_FIRST, orderExpr2.getNullOrder());
}
Also used : JDOQLCompiler(org.datanucleus.query.compiler.JDOQLCompiler) JavaQueryCompiler(org.datanucleus.query.compiler.JavaQueryCompiler) DyadicExpression(org.datanucleus.query.expression.DyadicExpression) ParameterExpression(org.datanucleus.query.expression.ParameterExpression) Expression(org.datanucleus.query.expression.Expression) InvokeExpression(org.datanucleus.query.expression.InvokeExpression) VariableExpression(org.datanucleus.query.expression.VariableExpression) OrderExpression(org.datanucleus.query.expression.OrderExpression) PrimaryExpression(org.datanucleus.query.expression.PrimaryExpression) OrderExpression(org.datanucleus.query.expression.OrderExpression) NucleusUserException(org.datanucleus.exceptions.NucleusUserException) Product(org.datanucleus.samples.store.Product) QueryCompilation(org.datanucleus.query.compiler.QueryCompilation)

Aggregations

JavaQueryCompiler (org.datanucleus.query.compiler.JavaQueryCompiler)47 QueryCompilation (org.datanucleus.query.compiler.QueryCompilation)44 HashMap (java.util.HashMap)35 JDOQLCompiler (org.datanucleus.query.compiler.JDOQLCompiler)33 DyadicExpression (org.datanucleus.query.expression.DyadicExpression)25 Expression (org.datanucleus.query.expression.Expression)25 InvokeExpression (org.datanucleus.query.expression.InvokeExpression)25 ParameterExpression (org.datanucleus.query.expression.ParameterExpression)25 PrimaryExpression (org.datanucleus.query.expression.PrimaryExpression)25 VariableExpression (org.datanucleus.query.expression.VariableExpression)25 NucleusException (org.datanucleus.exceptions.NucleusException)23 Literal (org.datanucleus.query.expression.Literal)17 Product (org.datanucleus.samples.store.Product)17 List (java.util.List)16 OrderExpression (org.datanucleus.query.expression.OrderExpression)16 ArrayList (java.util.ArrayList)14 PersistenceManager (javax.jdo.PersistenceManager)14 Transaction (javax.jdo.Transaction)14 ClassLoaderResolver (org.datanucleus.ClassLoaderResolver)14 JDOQuery (org.datanucleus.api.jdo.JDOQuery)14