I need to check that siteId
contains unique record id's throughout the document. For example: site 11111 submits record with id 1 & 2 and 3 & 4. site 2222 submits records 3 & 4.
GOOD:
<submission>
<site>
<siteId>11111</siteId>
<record><id>1</id></record>
<record><id>2</id></record>
</site>
<site>
<siteId>2222</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
<site>
<siteId>1111</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
</submission>
BAD:
<submission>
<site>
<siteId>11111</siteId>
<record><id>1</id></record>
<record><id>2</id></record>
</site>
<site>
<siteId>2222</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
<site>
<siteId>1111</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
<record><id>4</id></record>
</site>
</submission>