" it " groovey property is not working with findAll getting error (Caused by: groovy.lang.MissingPropertyException: No such property: it for class: Script1)

When i am running my script with Wallmart API to findAll peroperty then its not working getting an error

code:

RestAssured.baseURI="http://private-debe5-restassured.apiary-mock.com";
RestAssured.basePath="/Search";

Response resp=given().get();

List<HashMap<String,Object>> list=resp.then().extract().path("items.findAll(it.name='Apple iPod touch 128GB')");
System.out.println("Items return after traverse "+list);

Error:
java.lang.IllegalArgumentException: The parameter "it" was used but not defined. Define parameters using the JsonPath.params(...) function
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.codehaus.groovy.reflection.CachedConstructor.invoke(CachedConstructor.java:83)
at org.codehaus.groovy.runtime.callsite.ConstructorSite$ConstructorSiteNoUnwrapNoCoerce.callConstructor(ConstructorSite.java:105)
at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallConstructor(CallSiteArray.java:60)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:235)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:255)
at io.restassured.internal.path.json.JSONAssertion.getAsJsonObject(JSONAssertion.groovy:50)
at io.restassured.internal.path.json.JSONAssertion$getAsJsonObject.callCurrent(Unknown Source)
at io.restassured.internal.path.json.JSONAssertion.getResult(JSONAssertion.groovy:28)
at io.restassured.path.json.JsonPath.get(JsonPath.java:202)
at io.restassured.path.json.JsonPath$get$0.call(Unknown Source)
at io.restassured.internal.RestAssuredResponseOptionsGroovyImpl.path(RestAssuredResponseOptionsGroovyImpl.groovy:399)
at io.restassured.internal.RestAssuredResponseOptionsImpl.path(RestAssuredResponseOptionsImpl.java:213)
at mockservice.MockServiceTest.test005(MockServiceTest.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:124)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:583)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:719)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:989)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:125)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:109)
at org.testng.TestRunner.privateRun(TestRunner.java:648)
at org.testng.TestRunner.run(TestRunner.java:505)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:455)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:450)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:415)
at org.testng.SuiteRunner.run(SuiteRunner.java:364)