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Chapter 12. Constant
Overview 复制链接链接已复制到粘贴板!
复制链接链接已复制到粘贴板!
The constant language is a trivial built-in language that is used to specify a plain text string. This makes it possible to provide a plain text string in any context where an expression type is expected.
XML example 复制链接链接已复制到粘贴板!
复制链接链接已复制到粘贴板!
In XML, you can set the
username
header to the value, Jane Doe
as follows:
Java example 复制链接链接已复制到粘贴板!
复制链接链接已复制到粘贴板!
In Java, you can set the
username
header to the value, Jane Doe
as follows:
from("SourceURL") .setHeader("username", constant("Jane Doe")) .to("TargetURL");
from("SourceURL")
.setHeader("username", constant("Jane Doe"))
.to("TargetURL");