在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 ! s- c% ^& u1 v0 Z ! O: H0 A4 C* I. H - s( c( S, |7 y8 a3 u@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")6 M+ U: R8 {( B, y
public double getMeasured pressure() { % r6 m: s8 f$ [" L( @7 @ return measured pressure* U; w- A+ }4 f' B1 C4 h* w+ e. C- P
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public void setMeasured pressure(double newValue) {" d+ l" \+ e) q% V
measured pressure = newValue. z+ r6 h0 J( e8 s# |! {8 D8 W/ f' V6 O
} & i) [1 w q* J public double measured pressure = 0+ q9 Y0 E4 J8 G& o3 W Q3 M, X Z
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/** \" n. E& F) p$ g( \0 @# b' [
* & k6 W4 i0 b, k8 [ * This value is used to automatically generate agent identifiers. 2 W* J7 S( o8 n+ N- e* O: `$ x/ ` * @field serialVersionUID0 b+ M8 ?! {0 P
* + m! y2 v" w! e$ I9 k */ - k5 L: F/ h( G% k: L private static final long serialVersionUID = 1L ' M( h' w" c4 q: a; C& ~6 Q1 `; h, k" i" h) w
/**$ N2 _9 x! U6 W1 W/ [( T5 t
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* This value is used to automatically generate agent identifiers. $ B3 d4 h8 ]1 h, K/ h! g * @field agentIDCounter ! T7 a/ H% V0 N *! N% q' a @1 u! ^$ r5 v
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protected static long agentIDCounter = 19 c2 ~- ?+ n9 h6 g+ C2 @1 I# o" A
0 O# x# T2 o4 } I. w, Q5 r4 B /** 8 l% C7 v+ u& r/ J# v7 B s+ r *! m5 P' E. d( Z" N
* This value is the agent's identifier.) _# l7 `) F- _0 Y' w. t
* @field agentID 1 A4 Q$ Y; n( I! L6 n( n * 3 R; T+ ?! S8 L1 ~ */3 u. S( T6 I8 N S$ y6 I
protected String agentID = "GasNode " + (agentIDCounter++)* a( V! C* e8 {* `( |1 `5 T/ j) ~
3 d5 ]. s1 W- K5 z/ P' q /** U A# H. [, l0 D) N * . ~- l+ x) h1 V; R& q; H * This is the step behavior. ) B. m' Y d! O) a2 \ * @method step 9 ^5 d" {4 j, J3 R *9 [0 t$ |) V5 e6 Y7 G$ Q ^5 L
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@Watch(7 J1 D. c: {9 A2 L
watcheeClassName = 'infrastructuredemo.GasNode',1 J5 K# O7 T( \/ C
watcheeFieldNames = 'pressure', ! g* d& p* _8 C, C" z' g6 m query = 'linked_from',) q9 W; }- l' }. J. {6 p, \5 D. m! y
whenToTrigger = WatcherTriggerSchedule.LATER,. u9 E$ {# O( {, y! c% ?
scheduleTriggerDelta = 10d ?0 ]; k2 X6 j" g9 w( o )3 v( ]2 v) x) `2 g. x) q6 W
public def step(infrastructuredemo.GasNode watchedAgent) { $ m+ G! r) s) P- J0 m( w- F# h7 |+ I: k" U! t
// Define the return value variable. & C7 M8 B. C# F# c4 j) d def returnValue, U0 t/ L9 |8 O$ B I! C" H
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// Note the simulation time. 0 y. ~5 P O6 |; g* ] def time = GetTickCountInTimeUnits() 9 N! [8 z- O( j8 f) u # M, d, @! W. L$ v4 G, z, Q" ^ 6 o5 X2 P$ A7 j- G5 R // This is an agent decision. : g% r! t4 y. X$ H if (watchedNode.pressure<200) { ' T3 k2 S/ I9 H1 M1 J- H9 z& q# d# O9 c
// This is a task. 6 [ N, |' z4 z$ ? setPressure(watchedAgent.pressure)! E8 x5 F2 O; h2 @( h# a' D/ U
" V x7 o9 j) k- Z6 y$ R7 n } else {# f( U( i' V2 s' M% q. p0 f6 A
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// Return the results. * N1 a6 | Q& S; T return returnValue" A, i% C& w! c) G" `1 {. _2 y
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} ( {( Y; \. l/ @4 m( Z% N 2 k$ e4 Q1 E+ E1 R /** 5 Z/ F& B% Q: O1 k) { * , q: e4 A0 y6 W * This is the step behavior. / u B3 p7 f6 |/ X * @method step 9 R& h7 [& r2 N2 {" Z& T% o) b5 N *% F/ r" t+ m+ l9 P
*/ 4 Y7 H8 ~7 W5 q- {9 U- i3 ]% y1 U( Y9 v @ScheduledMethod( * `7 `2 h$ P. S$ X start = 1d, # c, V0 ~6 j7 e& U$ z, o; P+ G% ~ interval = 1d,' A& S* {9 }, A# J! {( x
shuffle = false8 L, i, v* l, A! D
) ! H% t3 J: M+ V7 O1 C+ m public void step() { 4 S( F- ]& ^! x/ F8 G, v' {, l ) W, t2 p k* J: Q5 Z) h // Note the simulation time./ D0 e8 @" _ F
def time = GetTickCountInTimeUnits()( I s* k+ J( @: O
/ T2 t4 F- r2 [! H! G' @ // This is a task. 0 f6 k+ a9 s2 ]7 H' N, d measurePressure=pressure+ RandomDraw(-20.0, 20.0)* E* K0 k! v1 \ {. Z
// End the method.0 ]: f5 S8 \1 q$ s' O: j& ?, ]# l
return. \6 e. y! V O; a4 @9 B
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}