Remove Headers

The Remove Headers EIP allows you to remove one or more headers from the Message, based on pattern syntax.

Options

The Remove Headers eip supports 3 options, which are listed below.

Name Description Default Type

description

Sets the description of this node.

String

disabled

Whether to disable this EIP from the route during build time. Once an EIP has been disabled then it cannot be enabled later at runtime.

false

Boolean

pattern

Required Name or pattern of headers to remove. The pattern is matched in the following order: 1 = exact match 2 = wildcard (pattern ends with a and the name starts with the pattern) 3 = regular expression (all of above is case in-sensitive).

String

excludePattern

Name or patter of headers to not remove. The pattern is matched in the following order: 1 = exact match 2 = wildcard (pattern ends with a and the name starts with the pattern) 3 = regular expression (all of above is case in-sensitive).

String

Remove Headers by pattern

The Remove Headers EIP supports pattern matching by the following rules in the given order:

  • match by exact name

  • match by wildcard

  • match by regular expression

Remove all headers

To remove all headers you can use * as the pattern:

  • Java

  • XML

  • YAML

from("seda:b")
  .removeHeaders("*")
  .to("mock:result");
<route>
  <from uri="seda:b"/>
  <removeHeaders pattern="*"/>
  <to uri="mock:result"/>
</route>
- from:
    uri: seda:b
    steps:
      - removeHeaders: "*"
      - to:
          uri: mock:result

Remove all Camel headers

To remove all headers that start with Camel then use Camel* as shown:

  • Java

  • XML

  • YAML

from("seda:b")
  .removeHeaders("Camel*")
  .to("mock:result");
<route>
  <from uri="seda:b"/>
  <removeHeaders pattern="Camel*"/>
  <to uri="mock:result"/>
</route>
- from:
    uri: seda:b
    steps:
      - removeHeaders: "Camel*"
      - to:
          uri: mock:result

See Also

Camel provides the following EIPs for removing headers or exchange properties: