Difference between Managed Bean & Backing Bean

Difference between ManagedBean & Backing Bean in Oracle ADFBoth are same,but strictly speaking it is a Managed Bean. Managed Bean is "Simply a Java Class in which User Interface specific methods can be written". The reason for the two terms is that if a Managed Bean has a one to one mapping with a page & includes methods to access the UI components on that page,Then...

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Generating Sequence Number for PrimaryKey in Oracle ADF

Generating Sequence Number for PrimaryKey in Oracle ADFIt can be done in many ways using programmatic  and declarative way. Let us see some of  the ways to generate DB Sequence for PK.Override the Create Method in EmployeesEOImpl classpublic void create(AttributeList attributeList) { super.create(attributeList); //this is the code SequenceImpl seq = new...

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Customizing Business Rules in Oracle ADF

Customizing Business Rules in ADF: In Oracle ADF, Business rules are customized  mostly at entity level because the entity object  definition performs DML operations like INSERT, UPDATE, DELETE We can customize business rules or any validations on attribute & row level by extending a class from oracle.jbo.server.EntityImplfor example If u want to customize a attribute...

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What Are Oracle ADF Data Control, Binding Context, Container?

Data Control/DataControls.dcx: A data control is essentially a bridge that makes data from a source available to the user interface in an ADF Fusion Web Application. You can use the objects in the data control to create databound user interface components, but not directly.What Are Oracle ADF Data Control, Binding Context, Container?It identifies the Oracle ADF model layer data...

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Oracle XE service instance failed Status Error?

Oracle XE service instance failed: While installing Oracle XE database into Windows operating system sometimes we might face below error message. Checking for Oracle XE service instance: failed Actual Reason: Actually, we face this failed message because we haven't done Uninstalling of previously installed XE completely. when we tried to install for the second time we will be...

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