Examples with ThrowExpr com.google.api.generator.engine.ast.ThrowExpr used on opensource projects

Example 1 with ThrowExpr

use of com.google.api.generator.engine.ast.ThrowExpr in project gapic-generator-java by googleapis.

the class JavaWriterVisitorTest method writeThrowExpr_messageExpr.

@Test
public void writeThrowExpr_messageExpr() {
    TypeNode npeType = TypeNode.withExceptionClazz(NullPointerException.class);
    Expr messageExpr = MethodInvocationExpr.builder().setMethodName("foobar").setReturnType(TypeNode.STRING).build();
    ThrowExpr throwExpr = ThrowExpr.builder().setType(npeType).setMessageExpr(messageExpr).build();
    throwExpr.accept(writerVisitor);
    assertEquals("throw new NullPointerException(foobar())", writerVisitor.write());
}

Example 2 with ThrowExpr

use of com.google.api.generator.engine.ast.ThrowExpr in project gapic-generator-java by googleapis.

the class JavaWriterVisitorTest method writeThrowExpr_basicThrowExpr.

@Test
public void writeThrowExpr_basicThrowExpr() {
    Expr exprToThrow = MethodInvocationExpr.builder().setStaticReferenceType(TypeNode.withReference(ConcreteReference.withClazz(Statement.class))).setMethodName("createException").setReturnType(TypeNode.withExceptionClazz(Exception.class)).build();
    ThrowExpr throwExpr = ThrowExpr.builder().setThrowExpr(exprToThrow).build();
    throwExpr.accept(writerVisitor);
    assertEquals("throw Statement.createException()", writerVisitor.write());
}

Example 3 with ThrowExpr

use of com.google.api.generator.engine.ast.ThrowExpr in project gapic-generator-java by googleapis.

the class ImportWriterVisitorTest method writeThrowExprImports_basic.

@Test
public void writeThrowExprImports_basic() {
    TypeNode exceptionTypes = TypeNode.withReference(ConcreteReference.withClazz(IOException.class));
    String message = "Some message asdf";
    ThrowExpr throwExpr = ThrowExpr.builder().setType(exceptionTypes).setMessageExpr(message).build();
    throwExpr.accept(writerVisitor);
    assertEquals("import java.io.IOException;\n\n", writerVisitor.write());
}

Example 4 with ThrowExpr

use of com.google.api.generator.engine.ast.ThrowExpr in project gapic-generator-java by googleapis.

the class ImportWriterVisitorTest method writeThrowExprImports_messageAndCauseExpr.

@Test
public void writeThrowExprImports_messageAndCauseExpr() {
    TypeNode npeType = TypeNode.withExceptionClazz(NullPointerException.class);
    Expr messageExpr = MethodInvocationExpr.builder().setStaticReferenceType(TypeNode.withReference(ConcreteReference.withClazz(IfStatement.class))).setMethodName("conditionExpr").setReturnType(TypeNode.withReference(ConcreteReference.withClazz(Expr.class))).build();
    messageExpr = MethodInvocationExpr.builder().setExprReferenceExpr(messageExpr).setMethodName("foobar").setReturnType(TypeNode.STRING).build();
    ThrowExpr throwExpr = ThrowExpr.builder().setType(npeType).setMessageExpr(messageExpr).setCauseExpr(NewObjectExpr.builder().setType(TypeNode.withExceptionClazz(FileNotFoundException.class)).build()).build();
    throwExpr.accept(writerVisitor);
    assertEquals(LineFormatter.lines("import com.google.api.generator.engine.ast.Expr;\n", "import com.google.api.generator.engine.ast.IfStatement;\n", "import java.io.FileNotFoundException;\n\n"), writerVisitor.write());
}

Example 5 with ThrowExpr

use of com.google.api.generator.engine.ast.ThrowExpr in project gapic-generator-java by googleapis.

the class JavaWriterVisitorTest method writeThrowExpr_basicWithCause.

@Test
public void writeThrowExpr_basicWithCause() {
    TypeNode npeType = TypeNode.withReference(ConcreteReference.withClazz(NullPointerException.class));
    ThrowExpr throwExpr = ThrowExpr.builder().setType(npeType).setCauseExpr(NewObjectExpr.builder().setType(TypeNode.withReference(ConcreteReference.withClazz(Throwable.class))).build()).build();
    throwExpr.accept(writerVisitor);
    assertEquals("throw new NullPointerException(new Throwable())", writerVisitor.write());
}