Add these two schema to your definitions tag
The format namespace adds support for mapping Java types to XML schema.
The java namespace allows mapping WSDL operation to Java methods.
Specify binding Information
Binding name specifies the name which would be reffered from service tag.
Binding type specifies the portType, specified in WSDL
The java:binding tag identifies that this is bound to Java code rather than a SOAP service.
This binding would encompass, formatting information, i.e. which XML tag is to be mapped to what Java DataType
The format:typeMapping tag tells us that we will be mapping XML Schema types onto Java types.
The format:typeMap tag explains what Java type is to be used for each XML schema type in the interface.
The Service Tag refers to binding tag for mapping information.
The Java:address tag specifies fully qualified classname which contains implementations of operations specified inside binding tag.