HttpRequestPagination (DevNull: Util)

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org.devnull.util.pagination
[Groovy] Class HttpRequestPagination

java.lang.Object
  org.devnull.util.pagination.SimplePagination
      org.devnull.util.pagination.HttpRequestPagination

class HttpRequestPagination
extends SimplePagination

Helps bind http request parameters to pagination fields. See the PARAM constants.

Constructor Summary
`HttpRequestPagination(javax.servlet.http.HttpServletRequest request)`

Method Summary
`static java.util.List`	`parseSortParams(javax.servlet.http.HttpServletRequest request)` Uses request parameters {@value PARAM_SORT} and {@value PARAM_DIRECTION} to build Sort criteria.

Methods inherited from class java.lang.Object
java.lang.Object#getClass(), java.lang.Object#hashCode(), java.lang.Object#equals(java.lang.Object), java.lang.Object#toString(), java.lang.Object#notify(), java.lang.Object#notifyAll(), java.lang.Object#wait(), java.lang.Object#wait(long, int), java.lang.Object#wait(long)

Property Detail

static final java.lang.String PARAM_DIRECTION

static final java.lang.String PARAM_MAX

static final java.lang.String PARAM_PAGE

static final java.lang.String PARAM_SORT

Constructor Detail

HttpRequestPagination(javax.servlet.http.HttpServletRequest request)

Method Detail

static java.util.List parseSortParams(javax.servlet.http.HttpServletRequest request)

Uses request parameters {

value:: PARAM_SORT} and {@value PARAM_DIRECTION} to build Sort criteria. Examples: ?{@value PARAM_SORT}=lastName&{@value PARAM_DIRECTION}=DESC Sort(field: "lastName", direction: "DESC") ?{@value PARAM_SORT}=lastName&?{@value PARAM_DIRECTION}=age&{@value PARAM_DIRECTION}=DESC [Sort(field: "lastName", direction: "DESC"), Sort(field: "age", direction: "DESC")] You can scope directions to fields by appending the direction after the field value. For instance: ?{@value PARAM_SORT}=lastName&?{@value PARAM_DIRECTION}=age&{@value PARAM_DIRECTION}=DESC&age.{@value PARAM_DIRECTION}=ASC [Sort(field: "lastName", direction: "DESC"), Sort(field: "age", direction: "ASC")]

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